GPU Comparison

A

AMD

RADEON

AMD Radeon Pro W6900X

CORE STATE Navi 21

VRAM 32 GB

CLOCK SPEED 2171 MHz

TDP 300 W

BUS WIDTH 256 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2021

VS

A

AMD

RADEON

Radeon RX 6800

CORE STATE Navi 21

VRAM 16 GB

CLOCK SPEED 2105 MHz

TDP 250 W

BUS WIDTH 256 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2020

PERFORMANCE BENCHMARKS

geekbench_metal

205,557

175,541

geekbench_opencl

131,392

24,559

geekbench_vulkan

143,199

130,531

3dmark_3dmark_steel_nomad_dx12

N/A

3,188

passmark_directx_10

N/A

128

passmark_directx_11

N/A

214

passmark_directx_12

N/A

89

passmark_directx_9

N/A

257

passmark_g2d

N/A

990

passmark_g3d

N/A

22,067

passmark_gpu_compute

N/A

10,864

DETAILED SPECIFICATIONS

SPECIFICATION

Pro W6900X

RX 6800

Core Specs

Shading Units

5,120

3,840 -25.0%

Shaders

5,120

3,840 -25.0%

TMUs

320

240 -25.0%

ROPs

128

96 -25.0%

Compute Units

80

60 -25.0%

Clocks

Base Clock

1825 MHz

1700 MHz

Boost Clock

2171 MHz

2105 MHz

Game Clock

—

1815 MHz

Memory Clock

2000 MHz 16 Gbps effective

2000 MHz 16 Gbps effective

Memory

Memory Size

32 GB

16 GB

VRAM (MB)

32,768

16,384 -50.0%

Memory Type

GDDR6

GDDR6

Memory Bus

256 bit

256 bit

Bandwidth

512.0 GB/s

512.0 GB/s

Cache

L1 Cache

128 KB per Array

128 KB per Array

L2 Cache

4 MB

4 MB

L3 Cache

128 MB

128 MB

L0 Cache

32 KB per WGP

32 KB per WGP

Performance

Pixel Rate

277.9 GPixel/s

202.1 GPixel/s

Texture Rate

694.7 GTexel/s

505.2 GTexel/s

FP32 (TFLOPS)

22.23 TFLOPS

16.17 TFLOPS

FP64 (TFLOPS)

1,389.4 GFLOPS (1:16)

1,010.4 GFLOPS (1:16)

FP16 (TFLOPS)

44.46 TFLOPS (2:1)

32.33 TFLOPS (2:1)

AI/RT

RT Cores

80

60 -25.0%

Power

TDP

300 W

250 W

TDP (W)

300

250 -16.7%

Suggested PSU

700 W

600 W

Power Connectors

—

2x 8-pin

Architecture

Architecture

RDNA 2.0

RDNA 2.0

GPU Name

Navi 21

Navi 21

Generation

Radeon Pro Mac (Navi II Series)

Navi II (RX 6000)

Process Size

7 nm

7 nm

Transistors

26,800 million

26,800 million

Die Size

520 mm²

520 mm²

Foundry

TSMC

TSMC

Density

51.5M / mm²

51.5M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.1

2.1

Shader Model

6.8

6.8

Physical

Slot Width

—

Dual-slot

Length

267 mm 10.5 inches

267 mm 10.5 inches

Height

120 mm 4.7 inches

120 mm 4.7 inches

Outputs

1x HDMI 2.14x Thunderbolt

1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C

Bus Interface

Apple MPX

PCIe 4.0 x16

Other

Launch Price

5,999 USD

579 USD

Production

End-of-life

End-of-life

Predecessor

—

Navi

Successor

—

Navi III

View Radeon Pro W6900X Details View Radeon RX 6800 Details