GPU Comparison

A

AMD

RADEON

AMD Radeon Pro Vega II Duo

CORE STATE Vega 20

VRAM 32 GB

CLOCK SPEED 1720 MHz

TDP 475 W

BUS WIDTH 4096 bit

ARCHITECTURE GCN 5.1

nm

PROCESS 7 nm

LAUNCH DATE 2019

VS

NVIDIA

GEFORCE

RTX A4000

CORE STATE GA104

VRAM 16 GB

CLOCK SPEED 1560 MHz

TDP 140 W

BUS WIDTH 256 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

geekbench_metal

131,414

N/A

geekbench_opencl

98,341

121,988

3dmark_3dmark_steel_nomad_dx12

N/A

2,604

geekbench_vulkan

N/A

111,712

passmark_directx_10

N/A

126

passmark_directx_11

N/A

158

passmark_directx_12

N/A

72

passmark_directx_9

N/A

240

passmark_g2d

N/A

1,024

passmark_g3d

N/A

19,459

passmark_gpu_compute

N/A

9,760

DETAILED SPECIFICATIONS

SPECIFICATION

Pro Vega II Duo

RTX A4000

Core Specs

Shading Units

4,096

6,144 +50.0%

Shaders

4,096

6,144 +50.0%

TMUs

256

192 -25.0%

ROPs

64

96 +50.0%

Compute Units

64

—

SM Count

—

48

Clocks

Base Clock

1400 MHz

735 MHz

Boost Clock

1720 MHz

1560 MHz

Memory Clock

1000 MHz 2 Gbps effective

1750 MHz 14 Gbps effective

Memory

Memory Size

32 GB

16 GB

VRAM (MB)

32,768

16,384 -50.0%

Memory Type

HBM2

GDDR6

Memory Bus

4096 bit

256 bit

Bandwidth

1.02 TB/s

448.0 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB (per SM)

L2 Cache

4 MB

4 MB

Performance

Pixel Rate

110.1 GPixel/s

149.8 GPixel/s

Texture Rate

440.3 GTexel/s

299.5 GTexel/s

FP32 (TFLOPS)

14.09 TFLOPS

19.17 TFLOPS

FP64 (TFLOPS)

7.045 TFLOPS (1:2)

299.5 GFLOPS (1:64)

FP16 (TFLOPS)

28.18 TFLOPS (2:1)

19.17 TFLOPS (1:1)

AI/RT

RT Cores

—

48

Tensor Cores

—

192

Power

TDP

475 W

140 W

TDP (W)

475

140 -70.5%

Suggested PSU

850 W

300 W

Power Connectors

—

1x 6-pin

Architecture

Architecture

GCN 5.1

Ampere

GPU Name

Vega 20

GA104

Generation

Radeon Pro Mac (Vega Series)

Workstation Ampere (Ax000)

Process Size

7 nm

8 nm

Transistors

13,230 million

17,400 million

Die Size

331 mm²

392 mm²

Foundry

TSMC

Samsung

Density

40.0M / mm²

44.4M / mm²

API Support

DirectX

12 (12_1)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.3

1.4

OpenCL

2.1

3.0

CUDA

—

8.6

Shader Model

6.7

6.8

Physical

Slot Width

Quad-slot

Single-slot

Length

—

241 mm 9.5 inches

Height

—

112 mm 4.4 inches

Outputs

1x HDMI 2.0b4x Thunderbolt

4x DisplayPort 1.4a

Bus Interface

Apple MPX

PCIe 4.0 x16

Other

Launch Price

4,399 USD

—

Production

End-of-life

End-of-life

Predecessor

—

Quadro Turing

Successor

—

Workstation Ada

View Radeon Pro Vega II Duo Details View RTX A4000 Details