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

NVIDIA

GEFORCE

RTX A6000

CORE STATE GA102

VRAM 48 GB

CLOCK SPEED 1800 MHz

TDP 300 W

BUS WIDTH 384 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2020

PERFORMANCE BENCHMARKS

geekbench_metal

196,844

N/A

geekbench_opencl

123,773

180,149

geekbench_vulkan

N/A

165,451

passmark_directx_10

N/A

155

passmark_directx_11

N/A

191

passmark_directx_12

N/A

87

passmark_directx_9

N/A

245

passmark_g2d

N/A

913

passmark_g3d

N/A

22,577

passmark_gpu_compute

N/A

14,110

DETAILED SPECIFICATIONS

SPECIFICATION

Pro W6800X

RTX A6000

Core Specs

Shading Units

3,840

10,752 +180.0%

Shaders

3,840

10,752 +180.0%

TMUs

240

336 +40.0%

ROPs

96

112 +16.7%

Compute Units

60

—

SM Count

—

84

Clocks

Base Clock

1800 MHz

1410 MHz

Boost Clock

2087 MHz

1800 MHz

Memory Clock

2000 MHz 16 Gbps effective

2000 MHz 16 Gbps effective

Memory

Memory Size

32 GB

48 GB

VRAM (MB)

32,768

49,152 +50.0%

Memory Type

GDDR6

GDDR6

Memory Bus

256 bit

384 bit

Bandwidth

512.0 GB/s

768.0 GB/s

Cache

L1 Cache

128 KB per Array

128 KB (per SM)

L2 Cache

4 MB

6 MB

L3 Cache

128 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

200.4 GPixel/s

201.6 GPixel/s

Texture Rate

500.9 GTexel/s

604.8 GTexel/s

FP32 (TFLOPS)

16.03 TFLOPS

38.71 TFLOPS

FP64 (TFLOPS)

1,001.8 GFLOPS (1:16)

604.8 GFLOPS (1:64)

FP16 (TFLOPS)

32.06 TFLOPS (2:1)

38.71 TFLOPS (1:1)

AI/RT

RT Cores

60

84 +40.0%

Tensor Cores

—

336

Power

TDP

200 W

300 W

TDP (W)

200

300 +50.0%

Suggested PSU

550 W

700 W

Power Connectors

Apple MPX

8-pin EPS

Architecture

Architecture

RDNA 2.0

Ampere

GPU Name

Navi 21

GA102

Generation

Radeon Pro Mac (Navi II Series)

Workstation Ampere (Ax000)

Process Size

7 nm

8 nm

Transistors

26,800 million

28,300 million

Die Size

520 mm²

628 mm²

Foundry

TSMC

Samsung

Density

51.5M / mm²

45.1M / 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

3.0

CUDA

—

8.6

Shader Model

6.8

6.8

Physical

Slot Width

Quad-slot

Dual-slot

Length

267 mm 10.5 inches

267 mm 10.5 inches

Height

120 mm 4.7 inches

112 mm 4.4 inches

Outputs

1x HDMI 2.14x Thunderbolt

4x DisplayPort 1.4a

Bus Interface

Apple MPX

PCIe 4.0 x16

Other

Launch Price

2,799 USD

4,649 USD

Production

End-of-life

End-of-life

Predecessor

—

Quadro Turing

Successor

—

Workstation Ada

View Radeon Pro W6800X Details View RTX A6000 Details