NVIDIA GeForce GTX 860M vs AMD Radeon HD 6950M

VS

NVIDIA GeForce GTX 860M

AMD Radeon HD 6950M

We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 860M and 1024MB VRAM Radeon HD 6950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 860M 's Advantages

Released 3 years late

Boost Clock1085MHz

More VRAM (4GB vs 1024GB)

AMD Radeon HD 6950M 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 80.19GB/s)

320 additional rendering cores

Lower TDP (50W vs 75W)

Score

Benchmark

FP32 (float)

GeForce GTX 860M +24%

1.389 TFLOPS

Radeon HD 6950M

1.114 TFLOPS

GeForce GTX 860M

VS

Radeon HD 6950M

Graphics Card

Jan 2014

Release Date

Jan 2011

GeForce 800M

Generation

Vancouver

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

1020 MHz

Base Clock

-

1085 MHz

Boost Clock

-

1253 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

80.19GB/s

Bandwidth

115.2GB/s

Render Config

-

Compute Units

12

-

640

Shading Units

960

40

TMUs

48

16

ROPs

32

-

64 KB (per SMM)

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

17.36 GPixel/s

Pixel Rate

18.56 GPixel/s

43.40 GTexel/s

Texture Rate

27.84 GTexel/s

-

1389 GFLOPS

FP32 (float)

1114 GFLOPS

43.40 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

50W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GM107

GPU Name

Blackcomb

N15P-GX-A1

GPU Variant

Blackcomb PRO

Maxwell

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.87 billion

Transistors

1.7 billion

148 mm²

Die Size

212 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

5.0

CUDA

-

5.1

Shader Model

5.0

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