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AMD Radeon HD 8670A

Graphics Processor
Sun
Cores
320
TMUs
20
ROPs
8
Memory Size
1024 MB
Memory Type
DDR3
Bus Width
64 bit
GPU Chip
GPU
The Radeon HD 8670A was a mobile graphics chip by AMD, launched on February 2nd, 2013. Built on the 28 nm process, and based on the Sun graphics processor, in its Sun M2 XT variant, the chip supports DirectX 12. Even though it supports DirectX 12, the feature level is only 11_1, which can be problematic with newer DirectX 12 titles. The Sun graphics processor is a relatively small chip with a die area of only 56 mm² and 690 million transistors. It features 320 shading units, 20 texture mapping units, and 8 ROPs. AMD has paired 1,024 MB DDR3 memory with the Radeon HD 8670A, which are connected using a 64-bit memory interface. The GPU is operating at a frequency of 600 MHz, memory is running at 1000 MHz.
Being a mxm module card, its power draw is rated at 45 W maximum. This device has no display connectivity, as it is not designed to have monitors connected to it. Rather it is intended for use in laptop/notebooks and will use the output of the host mobile device.

Graphics Processor

GPU Name
Sun
GPU Variant
Sun M2 XT
(216-0841027)
Architecture
GCN 1.0
Foundry
TSMC
Process Size
28 nm
Transistors
690 million
Density
12.3M / mm²
Die Size
56 mm²
Chip Package
FCBGA-631/962

Mobile Graphics

Release Date
Feb 2nd, 2013
Generation
All-In-One
(HD 8000)
Production
End-of-life
Bus Interface
MXM-A (3.0)

Relative Performance

GeForce 210
22%
GeForce 9400 GT
28%
Radeon HD 4550
35%
Radeon HD 5450
44%
Radeon HD 6450
52%
GeForce GT 520
55%
GeForce GT 220
68%
GeForce GT 430
88%
Radeon HD 5570
90%
Radeon HD 4670
97%
Radeon HD 8670A
100%
GeForce GT 440
103%
GeForce GT 240
105%
GeForce 9600 GT
120%
Radeon HD 5670
128%
GeForce GT 640
137%
GeForce 9800 GT
142%
Radeon HD 6670
148%
Radeon HD 4830
152%
Radeon HD 4770
163%
Radeon HD 4850
171%
GeForce GTS 250
175%
GeForce GTS 450
181%
Radeon HD 5750
187%
Radeon HD 7750
213%
Radeon HD 5770
215%
GeForce GTX 260
219%
Radeon HD 4870
221%
Radeon Vega 8
222%
GeForce GTX 550 Ti
224%
GeForce GTX 650
226%
Radeon HD 5830
239%
Radeon HD 6790
252%
Radeon HD 4890
256%
GeForce GTX 460
265%
Radeon RX Vega 11
267%
GeForce GT 1030
270%
GeForce GTX 275
272%
Radeon HD 7770 GHz Edition
273%
GeForce GTX 280
274%
GeForce GTX 465
279%
Radeon HD 6850
293%
GeForce GTX 285
298%
Radeon HD 5850
320%
GeForce GTX 650 Ti
326%
Radeon HD 7790
326%
Radeon RX 550
340%
GeForce GTX 470
341%
Radeon HD 6870
353%
Radeon HD 5870
376%
GeForce GTX 560 Ti
388%
Radeon HD 4870 X2
390%
GeForce GTX 750 Ti
397%
Radeon HD 6950
399%
GeForce GTX 295
413%
GeForce GTX 650 Ti Boost
418%
Radeon HD 7850
421%
GeForce GTX 480
429%
Radeon HD 6970
449%
Radeon R7 265
457%
Radeon RX 460
465%
Radeon R7 370
465%
GeForce GTX 660
466%
GeForce GTX 570
468%
Radeon RX 560
475%
GeForce GTX 950
505%
Radeon HD 7870 GHz Edition
509%
Radeon R9 270X
522%
GeForce GTX 660 Ti
528%
GeForce GTX 580
531%
GeForce GTX 1050
535%
Radeon HD 7950
536%
GeForce GTX 1630
546%
Radeon HD 5970
547%
GeForce GTX 760
562%
GeForce GTX 670
605%
GeForce GTX 960
621%
Radeon R9 380
636%
Radeon R9 285
640%
Radeon HD 7970
647%
GeForce GTX 680
653%
GeForce GTX 1050 Ti
668%
GeForce GTX 770
686%
Radeon HD 6990
702%
Radeon R9 280X
719%
GeForce GTX 590
729%
Radeon HD 7970 GHz Edition
729%
GeForce GTX 780
808%
Arc A380
809%
Radeon RX 6400
820%
GeForce GTX 1650
837%
Radeon RX 470
889%
Radeon R9 290
901%
Radeon RX 570
950%
Radeon R9 390
962%
Radeon R9 290X
967%
GeForce GTX 970
980%
GeForce GTX TITAN
993%
GeForce GTX 780 Ti
1006%
Radeon R9 390X
1020%
Radeon HD 7990
1025%
Radeon RX 480
1030%
GeForce GTX 690
1039%
GeForce GTX 1060 6 GB
1067%
Radeon RX 5500 OEM
1081%
Radeon RX 580
1094%
Radeon RX 5500 XT
1103%
Radeon RX 6500 XT
1112%
GeForce GTX 980
1117%
GeForce GTX 1650 SUPER
1127%
Radeon R9 FURY
1131%
Radeon RX 590
1182%
Radeon R9 295X2
1245%
GeForce GTX 1660
1251%
Radeon R9 FURY X
1266%
GeForce GTX 980 Ti
1287%
GeForce GTX TITAN X
1321%
GeForce GTX 1660 SUPER
1361%
GeForce GTX 1070
1437%
GeForce GTX 1660 Ti
1437%
GeForce RTX 3050 8 GB
1460%
Radeon RX Vega 56
1529%
GeForce GTX 1070 Ti
1622%
Radeon RX 5600 XT
1646%
Radeon RX Vega 64
1668%
GeForce GTX 1080
1692%
GeForce RTX 2060
1692%
Radeon RX 5700
1761%
Arc A580
1765%
Radeon RX 6600
1838%
GeForce RTX 2060 SUPER
1900%
GeForce RTX 2070
1925%
Radeon RX 5700 XT
1926%
GeForce RTX 3060 12 GB
1964%
Arc A750
2028%
Radeon VII
2039%
TITAN X Pascal
2092%
Radeon RX 6600 XT
2113%
GeForce GTX 1080 Ti
2155%
Arc A770
2177%
GeForce RTX 2070 SUPER
2178%
Radeon RX 6650 XT
2291%
Radeon RX 7600
2317%
GeForce RTX 4060
2328%
GeForce RTX 2080
2343%
Radeon RX 7600 XT
2391%
GeForce RTX 2080 SUPER
2456%
GeForce RTX 3060 Ti
2516%
Radeon RX 6700 XT
2605%
Radeon RX 6750 XT
2765%
GeForce RTX 4060 Ti 8 GB
2795%
GeForce RTX 2080 Ti
2816%
GeForce RTX 3070
2947%
GeForce RTX 3070 Ti
3153%
Radeon RX 7700 XT
3187%
Radeon RX 6800
3248%
GeForce RTX 4070
3599%
Radeon RX 6800 XT
3690%
GeForce RTX 3080
3830%
Radeon RX 7800 XT
3868%
Radeon RX 6900 XT
3976%
GeForce RTX 4070 SUPER
4175%
Radeon RX 7900 GRE
4255%
GeForce RTX 3080 Ti
4290%
Radeon RX 6950 XT
4296%
GeForce RTX 3090
4371%
GeForce RTX 4070 Ti
4481%
GeForce RTX 4070 Ti SUPER
4895%
Radeon RX 7900 XT
5027%
GeForce RTX 3090 Ti
5071%
GeForce RTX 4080
5692%
GeForce RTX 4080 SUPER
5778%
Radeon RX 7900 XTX
5833%
GeForce RTX 4090
7151%
Based on TPU review data: "Performance Summary" at 1920x1080, 4K for 2080 Ti and faster.
Performance estimated based on architecture, shader count and clocks.

Clock Speeds

GPU Clock
600 MHz
Memory Clock
1000 MHz
2 Gbps effective

Memory

Memory Size
1024 MB
Memory Type
DDR3
Memory Bus
64 bit
Bandwidth
16.00 GB/s

Render Config

Shading Units
320
TMUs
20
ROPs
8
Compute Units
5
L1 Cache
16 KB (per CU)
L2 Cache
128 KB

Theoretical Performance

Pixel Rate
4.800 GPixel/s
Texture Rate
12.00 GTexel/s
FP32 (float)
384.0 GFLOPS
FP64 (double)
24.00 GFLOPS (1:16)

Board Design

Slot Width
MXM Module
TDP
45 W
Outputs
Portable Device Dependent

Graphics Features

DirectX
12 (11_1)
OpenGL
4.6
OpenCL
2.1 (1.2)
Vulkan
1.2.170
Shader Model
6.5 (5.1)

Card Notes

Used In All-In-One PCs

Sun GPU Notes

Generation: Sea Islands
Desktop Variant: Hainan
Mobile Variant: Jet / Exo / Banks
Graphics/Compute: GFX6 (gfx601)
Display Core Engine: No Support
Unified Video Decoder: No Support
Video Compression Engine: No Support
CLRX: GCN 1.0
Aug 18th, 2024 16:16 EDT change timezone

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