GPU Comparison

A

AMD

RADEON

AMD Radeon R6 M255DX

CORE STATE Jet

VRAM System Shared

CLOCK SPEED 855 MHz

TDP —

BUS WIDTH System Shared

ARCHITECTURE GCN 1.0

nm

PROCESS 28 nm

LAUNCH DATE 2014

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_vulkan

4,867

165,451

geekbench_opencl

N/A

180,149

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

R6 M255DX

RTX A6000

Core Specs

Shading Units

320

10,752 +3260.0%

Shaders

320

10,752 +3260.0%

TMUs

20

336 +1580.0%

ROPs

8

112 +1300.0%

Compute Units

5

—

SM Count

—

84

Clocks

Base Clock

780 MHz

1410 MHz

Boost Clock

855 MHz

1800 MHz

Memory Clock

System Shared

2000 MHz 16 Gbps effective

Memory

Memory Size

System Shared

48 GB

VRAM (MB)

—

49,152

Memory Type

System Shared

GDDR6

Memory Bus

System Shared

384 bit

Bandwidth

System Dependent

768.0 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB (per SM)

L2 Cache

128 KB

6 MB

Performance

Pixel Rate

6.840 GPixel/s

201.6 GPixel/s

Texture Rate

17.10 GTexel/s

604.8 GTexel/s

FP32 (TFLOPS)

547.2 GFLOPS

38.71 TFLOPS

FP64 (TFLOPS)

34.20 GFLOPS (1:16)

604.8 GFLOPS (1:64)

FP16 (TFLOPS)

—

38.71 TFLOPS (1:1)

AI/RT

RT Cores

—

84

Tensor Cores

—

336

Power

TDP

—

300 W

TDP (W)

—

300

Suggested PSU

—

700 W

Power Connectors

—

8-pin EPS

Architecture

Architecture

GCN 1.0

Ampere

GPU Name

Jet

GA102

Generation

Gem System Hybrid (Rx M200)

Workstation Ampere (Ax000)

Process Size

28 nm

8 nm

Transistors

690 million

28,300 million

Die Size

56 mm²

628 mm²

Foundry

TSMC

Samsung

Density

12.3M / mm²

45.1M / mm²

API Support

DirectX

12 (11_1)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.2.170

1.4

OpenCL

2.1 (1.2)

3.0

CUDA

—

8.6

Shader Model

6.5 (5.1)

6.8

Physical

Slot Width

IGP

Dual-slot

Length

—

267 mm 10.5 inches

Height

—

112 mm 4.4 inches

Outputs

Portable Device Dependent

4x DisplayPort 1.4a

Bus Interface

IGP

PCIe 4.0 x16

Other

Launch Price

—

4,649 USD

Production

End-of-life

End-of-life

Predecessor

—

Quadro Turing

Successor

—

Workstation Ada

View Radeon R6 M255DX Details View RTX A6000 Details