GPU Comparison

A

AMD

RADEON

AMD Radeon RX 7900 XTX

CORE STATE Navi 31

VRAM 24 GB

CLOCK SPEED 2498 MHz

TDP 355 W

BUS WIDTH 384 bit

ARCHITECTURE RDNA 3.0

nm

PROCESS 5 nm

LAUNCH DATE 2022

VS

NVIDIA

GEFORCE

A800 PCIe 40 GB

CORE STATE GA100

VRAM 40 GB

CLOCK SPEED 1410 MHz

TDP 250 W

BUS WIDTH 5120 bit

ARCHITECTURE Ampere

nm

PROCESS 7 nm

LAUNCH DATE 2022

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

6,841

N/A

geekbench_opencl

189,573

N/A

geekbench_vulkan

192,597

N/A

passmark_directx_10

166

N/A

passmark_directx_11

356

N/A

passmark_directx_12

131

N/A

passmark_directx_9

330

N/A

passmark_g2d

1,267

N/A

passmark_g3d

31,238

N/A

passmark_gpu_compute

17,689

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 7900 XTX

A800 PCIe 40 GB

Core Specs

Shading Units

6,144

6,912 +12.5%

Shaders

6,144

6,912 +12.5%

TMUs

384

432 +12.5%

ROPs

192

160 -16.7%

Compute Units

96

—

SM Count

—

108

Clocks

Base Clock

1929 MHz

765 MHz

Boost Clock

2498 MHz

1410 MHz

Game Clock

2365 MHz

—

Shader Clock

2269 MHz

—

Memory Clock

2500 MHz 20 Gbps effective

1215 MHz 2.4 Gbps effective

Memory

Memory Size

24 GB

40 GB

VRAM (MB)

24,576

40,960 +66.7%

Memory Type

GDDR6

HBM2e

Memory Bus

384 bit

5120 bit

Bandwidth

960.0 GB/s

1.56 TB/s

Cache

L1 Cache

256 KB per Array

192 KB (per SM)

L2 Cache

6 MB

40 MB

L3 Cache

96 MB

—

L0 Cache

64 KB per WGP

—

Performance

Pixel Rate

479.6 GPixel/s

225.6 GPixel/s

Texture Rate

959.2 GTexel/s

609.1 GTexel/s

FP32 (TFLOPS)

61.39 TFLOPS

19.49 TFLOPS

FP64 (TFLOPS)

1.918 TFLOPS (1:32)

9.746 TFLOPS (1:2)

FP16 (TFLOPS)

122.8 TFLOPS (2:1)

77.97 TFLOPS (4:1)

AI/RT

RT Cores

96

—

Tensor Cores

—

432

Matrix Cores

192

—

BF16

—

311.84 TFLOPS (16:1)

TF32

—

155.92 TFLOPs (8:1)

Power

TDP

355 W

250 W

TDP (W)

355

250 -29.6%

Suggested PSU

750 W

600 W

Power Connectors

2x 8-pin

8-pin EPS

Architecture

Architecture

RDNA 3.0

Ampere

GPU Name

Navi 31

GA100

Codename

Plum Bonito

—

Generation

Navi III (RX 7000)

Server Ampere (Axx)

Process Size

5 nm

7 nm

Transistors

57,700 million

54,200 million

Die Size

529 mm²

826 mm²

Foundry

TSMC

TSMC

Density

109.1M / mm²

65.6M / mm²

AMD MCM

GCD Transistors

45,400 million

—

GCD Die Size

304.35 mm²

—

MCD Transistors

2,050 million x6

—

API Support

DirectX

12 Ultimate (12_2)

—

OpenGL

4.6

—

Vulkan

1.4

—

OpenCL

2.2

3.0

CUDA

—

8.0

Shader Model

6.8

—

Physical

Slot Width

Dual-slot

Dual-slot

Length

287 mm 11.3 inches

267 mm 10.5 inches

Height

110 mm 4.3 inches

111 mm 4.4 inches

Outputs

1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C

No outputs

Bus Interface

PCIe 4.0 x16

PCIe 4.0 x16

Other

Launch Price

999 USD

—

Production

End-of-life

End-of-life

Predecessor

Navi II

Tesla Turing

Successor

Navi IV

Server Ada

View Radeon RX 7900 XTX Details View A800 PCIe 40 GB Details