GPU Comparison

A

AMD

RADEON

AMD Radeon HD 6950

CORE STATE Cayman

VRAM 2 GB

CLOCK SPEED —

TDP 200 W

BUS WIDTH 256 bit

ARCHITECTURE TeraScale 3

nm

PROCESS 40 nm

LAUNCH DATE 2010

VS

NVIDIA

GEFORCE

Quadro M4000

CORE STATE GM204

VRAM 8 GB

CLOCK SPEED —

TDP 120 W

BUS WIDTH 256 bit

ARCHITECTURE Maxwell 2.0

nm

PROCESS 28 nm

LAUNCH DATE 2015

PERFORMANCE BENCHMARKS

geekbench_opencl

6,210

20,128

3dmark_3dmark_steel_nomad_dx12

N/A

680

geekbench_vulkan

N/A

24,640

passmark_directx_10

N/A

33

passmark_directx_11

N/A

49

passmark_directx_12

N/A

26

passmark_directx_9

N/A

113

passmark_g2d

N/A

673

passmark_g3d

N/A

6,680

passmark_gpu_compute

N/A

2,660

DETAILED SPECIFICATIONS

SPECIFICATION

HD 6950

Quadro M4000

Core Specs

Shading Units

1,408

1,664 +18.2%

Shaders

1,408

1,664 +18.2%

TMUs

88

104 +18.2%

ROPs

32

64 +100.0%

Compute Units

22

—

Clocks

GPU Clock

800 MHz

773 MHz

Memory Clock

1250 MHz 5 Gbps effective

1502 MHz 6 Gbps effective

Memory

Memory Size

2 GB

8 GB

VRAM (MB)

2,048

8,192 +300.0%

Memory Type

GDDR5

GDDR5

Memory Bus

256 bit

256 bit

Bandwidth

160.0 GB/s

192.3 GB/s

Cache

L1 Cache

8 KB (per CU)

48 KB (per SMM)

L2 Cache

512 KB

2 MB

Performance

Pixel Rate

25.60 GPixel/s

49.47 GPixel/s

Texture Rate

70.40 GTexel/s

80.39 GTexel/s

FP32 (TFLOPS)

2.253 TFLOPS

2.573 TFLOPS

FP64 (TFLOPS)

563.2 GFLOPS (1:4)

80.39 GFLOPS (1:32)

Power

TDP

200 W

120 W

TDP (W)

200

120 -40.0%

Suggested PSU

550 W

300 W

Power Connectors

2x 6-pin

1x 6-pin

Architecture

Architecture

TeraScale 3

Maxwell 2.0

GPU Name

Cayman

GM204

Generation

Northern Islands (HD 6900)

Quadro Maxwell (Mx000)

Process Size

40 nm

28 nm

Transistors

2,640 million

5,200 million

Die Size

389 mm²

398 mm²

Foundry

TSMC

TSMC

Density

6.8M / mm²

13.1M / mm²

API Support

DirectX

11.2 (11_0)

12 (12_1)

OpenGL

4.4

4.6

Vulkan

—

1.4

OpenCL

1.2

3.0

CUDA

—

5.2

Shader Model

5.0

6.8

Physical

Slot Width

Dual-slot

Single-slot

Length

286 mm 11.3 inches

241 mm 9.5 inches

Height

126 mm 5 inches

111 mm 4.4 inches

Outputs

2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2

4x DisplayPort 1.2

Bus Interface

PCIe 2.0 x16

PCIe 3.0 x16

Other

Launch Price

299 USD

—

Production

End-of-life

End-of-life

Predecessor

Evergreen

Quadro Kepler

Successor

Southern Islands

Quadro Pascal

View Radeon HD 6950 Details View Quadro M4000 Details