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

GeForce GTX 970M

CORE STATE GM204

VRAM 6 GB

CLOCK SPEED 1038 MHz

TDP —

BUS WIDTH 192 bit

ARCHITECTURE Maxwell 2.0

nm

PROCESS 28 nm

LAUNCH DATE 2014

PERFORMANCE BENCHMARKS

geekbench_vulkan

4,867

18,516

3dmark_3dmark_steel_nomad_dx12

N/A

472

geekbench_opencl

N/A

18,991

passmark_directx_10

N/A

28

passmark_directx_11

N/A

42

passmark_directx_12

N/A

24

passmark_directx_9

N/A

99

passmark_g2d

N/A

381

passmark_g3d

N/A

5,704

passmark_gpu_compute

N/A

2,289

DETAILED SPECIFICATIONS

SPECIFICATION

R6 M255DX

GTX 970M

Core Specs

Shading Units

320

1,280 +300.0%

Shaders

320

1,280 +300.0%

TMUs

20

80 +300.0%

ROPs

8

48 +500.0%

Compute Units

5

—

Clocks

Base Clock

780 MHz

924 MHz

Boost Clock

855 MHz

1038 MHz

Memory Clock

System Shared

1253 MHz 5 Gbps effective

Memory

Memory Size

System Shared

6 GB

VRAM (MB)

—

6,144

Memory Type

System Shared

GDDR5

Memory Bus

System Shared

192 bit

Bandwidth

System Dependent

120.3 GB/s

Cache

L1 Cache

16 KB (per CU)

48 KB (per SMM)

L2 Cache

128 KB

1536 KB

Performance

Pixel Rate

6.840 GPixel/s

49.82 GPixel/s

Texture Rate

17.10 GTexel/s

83.04 GTexel/s

FP32 (TFLOPS)

547.2 GFLOPS

2.657 TFLOPS

FP64 (TFLOPS)

34.20 GFLOPS (1:16)

83.04 GFLOPS (1:32)

Power

Power Connectors

—

None

Architecture

Architecture

GCN 1.0

Maxwell 2.0

GPU Name

Jet

GM204

Generation

Gem System Hybrid (Rx M200)

GeForce 900M

Process Size

28 nm

28 nm

Transistors

690 million

5,200 million

Die Size

56 mm²

398 mm²

Foundry

TSMC

TSMC

Density

12.3M / mm²

13.1M / mm²

API Support

DirectX

12 (11_1)

12 (12_1)

OpenGL

4.6

4.6

Vulkan

1.2.170

1.4

OpenCL

2.1 (1.2)

3.0

CUDA

—

5.2

Shader Model

6.5 (5.1)

6.8

Physical

Slot Width

IGP

MXM Module

Outputs

Portable Device Dependent

Portable Device Dependent

Bus Interface

IGP

MXM-B (3.0)

Other

Production

End-of-life

End-of-life

Predecessor

—

GeForce 800M

Successor

—

GeForce 10 Mobile

View Radeon R6 M255DX Details View GeForce GTX 970M Details