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

A

AMD

RADEON

Radeon VII

CORE STATE Vega 20

VRAM 16 GB

CLOCK SPEED 1750 MHz

TDP 295 W

BUS WIDTH 4096 bit

ARCHITECTURE GCN 5.1

nm

PROCESS 7 nm

LAUNCH DATE 2019

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

6,841

2,304

geekbench_opencl

189,573

91,947

geekbench_vulkan

192,597

85,909

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

geekbench_metal

N/A

77,265

DETAILED SPECIFICATIONS

SPECIFICATION

RX 7900 XTX

VII

Core Specs

Shading Units

6,144

3,840 -37.5%

Shaders

6,144

3,840 -37.5%

TMUs

384

240 -37.5%

ROPs

192

64 -66.7%

Compute Units

96

60 -37.5%

Clocks

Base Clock

1929 MHz

1400 MHz

Boost Clock

2498 MHz

1750 MHz

Game Clock

2365 MHz

—

Shader Clock

2269 MHz

—

Memory Clock

2500 MHz 20 Gbps effective

1000 MHz 2 Gbps effective

Memory

Memory Size

24 GB

16 GB

VRAM (MB)

24,576

16,384 -33.3%

Memory Type

GDDR6

HBM2

Memory Bus

384 bit

4096 bit

Bandwidth

960.0 GB/s

1.02 TB/s

Cache

L1 Cache

256 KB per Array

16 KB (per CU)

L2 Cache

6 MB

4 MB

L3 Cache

96 MB

—

L0 Cache

64 KB per WGP

—

Performance

Pixel Rate

479.6 GPixel/s

112.0 GPixel/s

Texture Rate

959.2 GTexel/s

420.0 GTexel/s

FP32 (TFLOPS)

61.39 TFLOPS

13.44 TFLOPS

FP64 (TFLOPS)

1.918 TFLOPS (1:32)

3.360 TFLOPS (1:4)

FP16 (TFLOPS)

122.8 TFLOPS (2:1)

26.88 TFLOPS (2:1)

AI/RT

RT Cores

96

—

Matrix Cores

192

—

Power

TDP

355 W

295 W

TDP (W)

355

295 -16.9%

Suggested PSU

750 W

600 W

Power Connectors

2x 8-pin

2x 8-pin

Architecture

Architecture

RDNA 3.0

GCN 5.1

GPU Name

Navi 31

Vega 20

Codename

Plum Bonito

—

Generation

Navi III (RX 7000)

Vega II (Radeon VII)

Process Size

5 nm

7 nm

Transistors

57,700 million

13,230 million

Die Size

529 mm²

331 mm²

Foundry

TSMC

TSMC

Density

109.1M / mm²

40.0M / 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 (12_1)

OpenGL

4.6

4.6

Vulkan

1.4

1.3

OpenCL

2.2

2.1

Shader Model

6.8

6.7

Physical

Slot Width

Dual-slot

Dual-slot

Length

287 mm 11.3 inches

280 mm 11 inches

Height

110 mm 4.3 inches

125 mm 4.9 inches

Outputs

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

1x HDMI 2.0b3x DisplayPort 1.4a

Bus Interface

PCIe 4.0 x16

PCIe 3.0 x16

Other

Launch Price

999 USD

699 USD

Production

End-of-life

End-of-life

Predecessor

Navi II

Vega

Successor

Navi IV

Navi

View Radeon RX 7900 XTX Details View Radeon VII Details