GPU Comparison

A

AMD

RADEON

AMD Radeon RX 7900 GRE

CORE STATE Navi 31

VRAM 16 GB

CLOCK SPEED 2245 MHz

TDP 260 W

BUS WIDTH 256 bit

ARCHITECTURE RDNA 3.0

nm

PROCESS 5 nm

LAUNCH DATE 2023

VS

NVIDIA

GEFORCE

RTX A400

CORE STATE GA107

VRAM 4 GB

CLOCK SPEED 1762 MHz

TDP 50 W

BUS WIDTH 64 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2024

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

4,814

N/A

geekbench_opencl

167,913

22,844

geekbench_vulkan

144,142

21,769

passmark_directx_10

139

N/A

passmark_directx_11

300

N/A

passmark_directx_12

107

N/A

passmark_directx_9

310

N/A

passmark_g2d

1,180

N/A

passmark_g3d

27,089

N/A

passmark_gpu_compute

15,016

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 7900 GRE

RTX A400

Core Specs

Shading Units

5,120

768 -85.0%

Shaders

5,120

768 -85.0%

TMUs

320

24 -92.5%

ROPs

160

16 -90.0%

Compute Units

80

—

SM Count

—

6

Clocks

Base Clock

1287 MHz

1417 MHz

Boost Clock

2245 MHz

1762 MHz

Game Clock

1880 MHz

—

Shader Clock

1880 MHz

—

Memory Clock

2250 MHz 18 Gbps effective

1500 MHz 12 Gbps effective

Memory

Memory Size

16 GB

4 GB

VRAM (MB)

16,384

4,096 -75.0%

Memory Type

GDDR6

GDDR6

Memory Bus

256 bit

64 bit

Bandwidth

576.0 GB/s

96.00 GB/s

Cache

L1 Cache

256 KB per Array

128 KB (per SM)

L2 Cache

6 MB

2 MB

L3 Cache

64 MB

—

L0 Cache

64 KB per WGP

—

Performance

Pixel Rate

359.2 GPixel/s

28.19 GPixel/s

Texture Rate

718.4 GTexel/s

42.29 GTexel/s

FP32 (TFLOPS)

45.98 TFLOPS

2.706 TFLOPS

FP64 (TFLOPS)

1,436.8 GFLOPS (1:32)

42.29 GFLOPS (1:64)

FP16 (TFLOPS)

91.96 TFLOPS (2:1)

2.706 TFLOPS (1:1)

AI/RT

RT Cores

80

6 -92.5%

Tensor Cores

—

24

Matrix Cores

160

—

Power

TDP

260 W

50 W

TDP (W)

260

50 -80.8%

Suggested PSU

600 W

250 W

Power Connectors

2x 8-pin

None

Architecture

Architecture

RDNA 3.0

Ampere

GPU Name

Navi 31

GA107

Codename

Plum Bonito

—

Generation

Navi III (RX 7000)

Workstation Ampere (Ax000)

Process Size

5 nm

8 nm

Transistors

57,700 million

8,700 million

Die Size

529 mm²

200 mm²

Foundry

TSMC

Samsung

Density

109.1M / mm²

43.5M / 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)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.2

3.0

CUDA

—

8.6

Shader Model

6.8

6.8

Physical

Slot Width

Dual-slot

Single-slot

Length

276 mm 10.9 inches

163 mm 6.4 inches

Height

110 mm 4.3 inches

69 mm 2.7 inches

Outputs

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

4x mini-DisplayPort 1.4a

Bus Interface

PCIe 4.0 x16

PCIe 4.0 x8

Other

Launch Price

549 USD

—

Production

Active

Active

Predecessor

Navi II

Quadro Turing

Successor

Navi IV

Workstation Ada

View Radeon RX 7900 GRE Details View RTX A400 Details