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Sapphire RX 7900 XT

21323-01-20G

Graphics Processor: Navi 31
Cores: 5376
TMUs: 336
ROPs: 192
Memory Size: 20 GB
Memory Type: GDDR6
Bus Width: 320 bit

GPU

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Graphics Processor

GPU Name: Navi 31

Codename: Plum Bonito

GPU Variant: Navi 31 XT
(215-145000156)

Architecture: RDNA 3.0

Foundry: TSMC

Process Size: 5 nm

MCD Process: 6 nm

Process Type: N5 / N6 FinFET

Transistors: 57,700 million

GCD Transistors: 45,400 million

MCD Transistors: 2,050 million x6

Density: 109.1M / mm²

GCD Density: 150.2M / mm²

MCD Density: 54.64M / mm²

Die Size: 529 mm²

GCD Die Size: 304.35 mm²

MCD Die Size: 37.52 mm² x6

Chip Package: MCM

Graphics Card

Release Date: Nov 3rd, 2022

Availability: Dec 13th, 2022

Generation: Navi III
(RX 7000)

Predecessor: Navi II

Successor: Navi IV

Production: Active

Bus Interface: PCIe 4.0 x16

Clock Speeds

Base Clock: 1387 MHz

Shader Clock: 2025 MHz

Game Clock: 2025 MHz

Boost Clock: 2394 MHz

Memory Clock: 2500 MHz
20 Gbps effective

Memory

Memory Size: 20 GB

Memory Type: GDDR6

Memory Bus: 320 bit

Bandwidth: 800.0 GB/s

Render Config

Shading Units: 5376

TMUs: 336

ROPs: 192

Compute Units: 84

RT Cores: 84

L0 Cache: 64 KB per WGP

L1 Cache: 256 KB per Array

L2 Cache: 6 MB

L3 Cache: 80 MB

Theoretical Performance

Pixel Rate: 459.6 GPixel/s

Texture Rate: 804.4 GTexel/s

FP16 (half): 103.0 TFLOPS (2:1)

FP32 (float): 51.48 TFLOPS

FP64 (double): 1.609 TFLOPS (1:32)

Board Design

Slot Width: Dual-slot

Length: 276 mm
10.9 inches

Width: ~~110 mm~~
135 mm
~~4.3 inches~~
5.3 inches

Height: 51 mm
2 inches

TDP: 300 W

Suggested PSU: 700 W

Outputs: 1x HDMI 2.1a
2x DisplayPort 2.1
1x USB Type-C

Power Connectors: 2x 8-pin

Board Number: 109-D704A7-00_02

Graphics Features

DirectX: 12 Ultimate (12_2)

OpenGL: 4.6

OpenCL: 2.2

Vulkan: 1.3

Shader Model: 6.8

Navi 31 GPU Notes

Generation: Navi III
Codename: Plum Bonito
Ray Tracing Cores: 2nd Gen
Infinity Cache: 2nd Gen
Graphics/Compute: 11.0.0
Shader ISA: GFX11.0 (gfx1100)
Display Core Next: 3.2.0
Video Core Next: 4.0.0
System DMA: 6.0.0

Per SIMD32:
- 10 KB Scalar Register File

Per CU:
- 16 KB Vector Data Cache
- 64 KB Local Data Share (GCN-Mode)

Per WGP:
- 16 KB Scalar Data Cache / K Cache
- 32 KB Instruction Cache
- 128 KB Local Data Share

Other retail boards based on this design (29)

Name	GPU Clock	Boost Clock	Memory Clock	Other Changes
AMD Radeon RX 7900 XT	1387 MHz	2394 MHz	2500 MHz
ASRock RX 7900 XT	1387 MHz	2394 MHz	2500 MHz
ASRock RX 7900 XT Creator	1387 MHz	2394 MHz	2500 MHz	312 mm/12.3 inches, 1x HDMI 3x DisplayPort
ASRock RX 7900 XT Passive	1387 MHz	2394 MHz	2500 MHz	261 mm/10.3 inches
ASRock RX 7900 XT Phantom Gaming OC	1567 MHz	2449 MHz	2500 MHz	330 mm/13 inches, Triple-slot, 1x HDMI 3x DisplayPort
ASRock RX 7900 XT Phantom Gaming White OC	1567 MHz	2449 MHz	2500 MHz	330 mm/13 inches, Triple-slot, 1x HDMI 3x DisplayPort
ASRock RX 7900 XT Taichi OC	1806 MHz	2559 MHz	2500 MHz	345 mm/13.6 inches, Triple-slot, 1x HDMI 3x DisplayPort
ASUS DUAL RX 7900 XT OC	1784 MHz	2534 MHz	2500 MHz	323 mm/12.7 inches, Triple-slot
ASUS RX 7900 XT	1387 MHz	2394 MHz	2500 MHz
ASUS TUF RX 7900 XT GAMING	1387 MHz	2394 MHz	2500 MHz	353 mm/13.9 inches, Quad-slot, 1x HDMI 3x DisplayPort
ASUS TUF RX 7900 XT GAMING OC	1687 MHz	2499 MHz	2500 MHz	353 mm/13.9 inches, Quad-slot, 1x HDMI 3x DisplayPort
BIOSTAR RX 7900 XT	1387 MHz	2394 MHz	2500 MHz	Triple-slot, 1x HDMI 3x DisplayPort
BIOSTAR RX 7900 XT	1387 MHz	2394 MHz	2500 MHz
GIGABYTE RX 7900 XT	1387 MHz	2394 MHz	2500 MHz
GIGABYTE RX 7900 XT GAMING OC	1784 MHz	2534 MHz	2500 MHz	331 mm/13 inches, 2x HDMI 2x DisplayPort
KUROUTOSHIKOU RX 7900 XT	1387 MHz	2394 MHz	2500 MHz
MSI RX 7900 XT GAMING TRIO CLASSIC	1387 MHz	2394 MHz	2500 MHz	325 mm/12.8 inches, Triple-slot, 315 W
PowerColor Hellhound RX 7900 XT	1687 MHz	2499 MHz	2500 MHz	320 mm/12.6 inches, Triple-slot, 1x HDMI 3x DisplayPort
PowerColor Hellhound Spectral White RX 7900 XT	1687 MHz	2499 MHz	2500 MHz	320 mm/12.6 inches, Triple-slot, 1x HDMI 3x DisplayPort
PowerColor Red Devil RX 7900 XT	1784 MHz	2534 MHz	2500 MHz	338 mm/13.3 inches, Quad-slot, 1x HDMI 3x DisplayPort
PowerColor RX 7900 XT	1387 MHz	2394 MHz	2500 MHz
Sapphire NITRO+ RX 7900 XT Vapor-X	1806 MHz	2559 MHz	2500 MHz	320 mm/12.6 inches, Quad-slot, 2x HDMI 2x DisplayPort, 368 W
Sapphire PULSE RX 7900 XT	1567 MHz	2449 MHz	2500 MHz	313 mm/12.3 inches, Triple-slot, 2x HDMI 2x DisplayPort, 331 W
Sapphire RX 7900 XT	1387 MHz	2394 MHz	2500 MHz
VASTARMOR RX 7900 XT Starry Sky	1387 MHz	2394 MHz	2500 MHz	311 mm/12.2 inches, Triple-slot
XFX RX 7900 XT	1387 MHz	2394 MHz	2500 MHz
XFX Speedster MERC310 RX 7900 XT	1784 MHz	2534 MHz	2500 MHz	344 mm/13.5 inches, Triple-slot, 1x HDMI 3x DisplayPort
XFX Speedster MERC310 RX 7900 XT Black	1806 MHz	2559 MHz	2500 MHz	344 mm/13.5 inches, Triple-slot, 1x HDMI 3x DisplayPort
Yeston RX 7900 XT SAKURA SUGAR	1387 MHz	2394 MHz	2500 MHz	330 mm/13 inches, Triple-slot, 1x HDMI 3x DisplayPort