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

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

4,814

2,304

geekbench_opencl

167,913

91,947

geekbench_vulkan

144,142

85,909

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

geekbench_metal

N/A

77,265

DETAILED SPECIFICATIONS

SPECIFICATION

RX 7900 GRE

VII

Core Specs

Shading Units

5,120

3,840 -25.0%

Shaders

5,120

3,840 -25.0%

TMUs

320

240 -25.0%

ROPs

160

64 -60.0%

Compute Units

80

60 -25.0%

Clocks

Base Clock

1287 MHz

1400 MHz

Boost Clock

2245 MHz

1750 MHz

Game Clock

1880 MHz

—

Shader Clock

1880 MHz

—

Memory Clock

2250 MHz 18 Gbps effective

1000 MHz 2 Gbps effective

Memory

Memory Size

16 GB

16 GB

VRAM (MB)

16,384

16,384 0.0%

Memory Type

GDDR6

HBM2

Memory Bus

256 bit

4096 bit

Bandwidth

576.0 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

64 MB

—

L0 Cache

64 KB per WGP

—

Performance

Pixel Rate

359.2 GPixel/s

112.0 GPixel/s

Texture Rate

718.4 GTexel/s

420.0 GTexel/s

FP32 (TFLOPS)

45.98 TFLOPS

13.44 TFLOPS

FP64 (TFLOPS)

1,436.8 GFLOPS (1:32)

3.360 TFLOPS (1:4)

FP16 (TFLOPS)

91.96 TFLOPS (2:1)

26.88 TFLOPS (2:1)

AI/RT

RT Cores

80

—

Matrix Cores

160

—

Power

TDP

260 W

295 W

TDP (W)

260

295 +13.5%

Suggested PSU

600 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

276 mm 10.9 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

549 USD

699 USD

Production

Active

End-of-life

Predecessor

Navi II

Vega

Successor

Navi IV

Navi

View Radeon RX 7900 GRE Details View Radeon VII Details