GPU Comparison

A

AMD

RADEON

AMD Radeon Pro W6800X

CORE STATE Navi 21

VRAM 32 GB

CLOCK SPEED 2087 MHz

TDP 200 W

BUS WIDTH 256 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2021

VS

A

AMD

RADEON

Radeon RX 7900 XT

CORE STATE Navi 31

VRAM 20 GB

CLOCK SPEED 2394 MHz

TDP 300 W

BUS WIDTH 320 bit

ARCHITECTURE RDNA 3.0

nm

PROCESS 5 nm

LAUNCH DATE 2022

PERFORMANCE BENCHMARKS

geekbench_metal

196,844

N/A

geekbench_opencl

123,773

169,834

3dmark_3dmark_steel_nomad_dx12

N/A

5,623

geekbench_vulkan

N/A

160,119

passmark_directx_10

N/A

158

passmark_directx_11

N/A

340

passmark_directx_12

N/A

110

passmark_directx_9

N/A

322

passmark_g2d

N/A

1,232

passmark_g3d

N/A

29,009

passmark_gpu_compute

N/A

16,828

DETAILED SPECIFICATIONS

SPECIFICATION

Pro W6800X

RX 7900 XT

Core Specs

Shading Units

3,840

5,376 +40.0%

Shaders

3,840

5,376 +40.0%

TMUs

240

336 +40.0%

ROPs

96

192 +100.0%

Compute Units

60

84 +40.0%

Clocks

Base Clock

1800 MHz

1387 MHz

Boost Clock

2087 MHz

2394 MHz

Game Clock

—

2025 MHz

Shader Clock

—

2025 MHz

Memory Clock

2000 MHz 16 Gbps effective

2500 MHz 20 Gbps effective

Memory

Memory Size

32 GB

20 GB

VRAM (MB)

32,768

20,480 -37.5%

Memory Type

GDDR6

GDDR6

Memory Bus

256 bit

320 bit

Bandwidth

512.0 GB/s

800.0 GB/s

Cache

L1 Cache

128 KB per Array

256 KB per Array

L2 Cache

4 MB

6 MB

L3 Cache

128 MB

80 MB

L0 Cache

32 KB per WGP

64 KB per WGP

Performance

Pixel Rate

200.4 GPixel/s

459.6 GPixel/s

Texture Rate

500.9 GTexel/s

804.4 GTexel/s

FP32 (TFLOPS)

16.03 TFLOPS

51.48 TFLOPS

FP64 (TFLOPS)

1,001.8 GFLOPS (1:16)

1.609 TFLOPS (1:32)

FP16 (TFLOPS)

32.06 TFLOPS (2:1)

103.0 TFLOPS (2:1)

AI/RT

RT Cores

60

84 +40.0%

Matrix Cores

—

168

Power

TDP

200 W

300 W

TDP (W)

200

300 +50.0%

Suggested PSU

550 W

700 W

Power Connectors

Apple MPX

2x 8-pin

Architecture

Architecture

RDNA 2.0

RDNA 3.0

GPU Name

Navi 21

Navi 31

Codename

—

Plum Bonito

Generation

Radeon Pro Mac (Navi II Series)

Navi III (RX 7000)

Process Size

7 nm

5 nm

Transistors

26,800 million

57,700 million

Die Size

520 mm²

529 mm²

Foundry

TSMC

TSMC

Density

51.5M / mm²

109.1M / 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

2.1

2.2

Shader Model

6.8

6.8

Physical

Slot Width

Quad-slot

Dual-slot

Length

267 mm 10.5 inches

276 mm 10.9 inches

Height

120 mm 4.7 inches

110 mm 4.3 inches

Outputs

1x HDMI 2.14x Thunderbolt

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

Bus Interface

Apple MPX

PCIe 4.0 x16

Other

Launch Price

2,799 USD

899 USD

Production

End-of-life

End-of-life

Predecessor

—

Navi II

Successor

—

Navi IV

View Radeon Pro W6800X Details View Radeon RX 7900 XT Details