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AMD Radeon R9 270
Graphics Processor
Curacao
Cores
1280
TMUs
80
ROPs
32
Memory Size
2 GB
Memory Type
GDDR5
Bus Width
256 bit
GPU
Recommended Gaming Resolutions:
1600x900
1920x1080
2560x1440
The Radeon R9 270 was a mid-range graphics card by AMD, launched on November 13th, 2013. Built on the 28 nm process, and based on the Curacao graphics processor, in its Curacao PRO variant, the card 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 Curacao graphics processor is an average sized chip with a die area of 212 mm² and 2,800 million transistors. It features 1280 shading units, 80 texture mapping units, and 32 ROPs. AMD has paired 2,048 MB GDDR5 memory with the Radeon R9 270, which are connected using a 256-bit memory interface. The GPU is operating at a frequency of 900 MHz, which can be boosted up to 925 MHz, memory is running at 1400 MHz (5.6 Gbps effective). Being a dual-slot card, the AMD Radeon R9 270 draws power from 1x 6-pin power connector, with power draw rated at 150 W maximum. Display outputs include: 2x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2. Radeon R9 270 is connected to the rest of the system using a PCI-Express 3.0 x16 interface. The card measures 210 mm in length, and features a dual-slot cooling solution. Its price at launch was 179 US Dollars.
Graphics Processor
GPU Name
Curacao
GPU Variant
Curacao PRO
(215-0848000)
Architecture
GCN 1.0
Foundry
TSMC
Process Size
28 nm
Transistors
2,800 million
Density
13.2M / mm²
Die Size
212 mm²
Chip Package
FCBGA-1737
Clock Speeds
Base Clock
900 MHz
Boost Clock
925 MHz
Memory Clock
1400 MHz
5.6 Gbps effective
Memory
Memory Size
2 GB
Memory Type
GDDR5
Memory Bus
256 bit
Bandwidth
179.2 GB/s
Render Config
Shading Units
1280
TMUs
80
ROPs
32
Compute Units
20
L1 Cache
16 KB (per CU)
L2 Cache
512 KB
Theoretical Performance
Pixel Rate
29.60 GPixel/s
Texture Rate
74.00 GTexel/s
FP32 (float)
2.368 TFLOPS
FP64 (double)
148.0 GFLOPS (1:16)
Board Design
Slot Width
Dual-slot
Length
210 mm
8.3 inches
TDP
150 W
Suggested PSU
450 W
Outputs
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Power Connectors
1x 6-pin
Board Number
109-C63057-01_02, C631, C632
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
Direct Rebrand of HD 8860
Curacao GPU Notes
Generation: Southern Islands
Desktop Variant: Pitcairn / Trinidad
Mobile Variant: Wimbledon / Neptune
Graphics/Compute: GFX6 (gfx601)
Display Core Engine: 6.0
Unified Video Decoder: 4.0
Video Compression Engine: 1.0
CLRX: GCN 1.0
Latest Drivers:
Windows XP / 8:
Catalyst Software Suite 14.4
Windows Vista :
Catalyst Software Suite 13.12
Windows 7:
32-bit: Radeon Software: Adrenalin Edition 18.9.3
64-bit: AMD Software: Adrenalin Edition 22.6.1
Windows 8.1:
32-bit: Radeon Software: Crimson ReLive Edition 16.12.2 / 17.1.2
64-bit: Radeon Software: Crimson ReLive Edition 17.4.4 / 17.7.1
Windows 10:
32-bit: Radeon Software: Adrenalin Edition 18.9.3
64-bit: AMD Software: Adrenalin Edition 22.6.1
Retail boards
based on this design (25)
Name
GPU Clock
Boost Clock Memory Clock
Other Changes
900 MHz
925 MHz 1400 MHz
234 mm/9.2 inches
950 MHz
975 MHz 1400 MHz
234 mm/9.2 inches
930 MHz
955 MHz 1400 MHz
211 mm/8.3 inches
930 MHz
955 MHz 1400 MHz
211 mm/8.3 inches, 1x DVI 1x HDMI 1x DisplayPort
900 MHz
925 MHz 1400 MHz
950 MHz
975 MHz 1400 MHz
292 mm/11.5 inches
925 MHz
975 MHz 1400 MHz
930 MHz
955 MHz 1400 MHz
198 mm/7.8 inches
950 MHz
975 MHz 1400 MHz
254 mm/10 inches
950 MHz
975 MHz 1400 MHz
254 mm/10 inches
900 MHz
925 MHz 1400 MHz
224 mm/8.8 inches, 1x DVI 1x HDMI 2x mini-DisplayPort
950 MHz
975 MHz 1400 MHz
224 mm/8.8 inches, 1x DVI 1x HDMI 2x mini-DisplayPort
900 MHz
935 MHz 1400 MHz
256 mm/10.1 inches
900 MHz
955 MHz 1400 MHz
256 mm/10.1 inches
900 MHz
955 MHz 1400 MHz
256 mm/10.1 inches
930 MHz
955 MHz 1400 MHz
930 MHz
955 MHz 1400 MHz
198 mm/7.8 inches
920 MHz
945 MHz 1400 MHz
229 mm/9 inches
920 MHz
945 MHz 1400 MHz
229 mm/9 inches
1000 MHz
1070 MHz 1450 MHz
264 mm/10.4 inches
930 MHz
955 MHz 1400 MHz
1x DVI 1x HDMI 1x DisplayPort
930 MHz
955 MHz 1400 MHz
1x DVI 1x HDMI 1x DisplayPort
900 MHz
925 MHz 1400 MHz
221 mm/8.7 inches
900 MHz
925 MHz 1400 MHz
221 mm/8.7 inches
900 MHz
925 MHz 1400 MHz
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