AMD Radeon HD 6970M vs NVIDIA GeForce 805A

VS

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6970M and 1024MB VRAM GeForce 805A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970M 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 16.02GB/s)

768 additional rendering cores

NVIDIA GeForce 805A 's Advantages

Released 3 years and 6 months late

Boost Clock758MHz

Lower TDP (15W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 6970M +348%

1.306 TFLOPS

GeForce 805A

0.291 TFLOPS

Radeon HD 6970M

VS

GeForce 805A

Graphics Card

Jan 2011

Release Date

Jul 2014

Vancouver

Generation

GeForce 800A

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

719 MHz

-

Boost Clock

758 MHz

900 MHz

Memory Clock

1001 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

115.2GB/s

Bandwidth

16.02GB/s

Render Config

-

SM Count

-

12

Compute Units

-

960

Shading Units

192

48

TMUs

16

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

Theoretical Performance

21.76 GPixel/s

Pixel Rate

6.064 GPixel/s

32.64 GTexel/s

Texture Rate

12.13 GTexel/s

-

FP16 (half)

-

1306 GFLOPS

FP32 (float)

291.1 GFLOPS

-

FP64 (double)

12.13 GFLOPS

Graphics Processor

Blackcomb

GPU Name

GK208

Blackcomb XT (216-0811000)

GPU Variant

-

TeraScale 2

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

1.02 billion

212 mm²

Die Size

87 mm²

Board Design

75W

TDP

15W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.5

5.0

Shader Model

5.1

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