NVIDIA GeForce GTX 860M vs AMD Radeon HD 7950M

VS

NVIDIA GeForce GTX 860M

AMD Radeon HD 7950M

We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 860M and 2GB VRAM Radeon HD 7950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 860M 's Advantages

Released 1 years and 9 months late

Boost Clock1085MHz

More VRAM (4GB vs 2GB)

AMD Radeon HD 7950M 's Advantages

Larger VRAM bandwidth (128.0GB/s vs 80.19GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 860M

1.389 TFLOPS

Radeon HD 7950M +29%

1.792 TFLOPS

GeForce GTX 860M

VS

Radeon HD 7950M

Graphics Card

Jan 2014

Release Date

Apr 2012

GeForce 800M

Generation

London

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

1000 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

80.19GB/s

Bandwidth

128.0GB/s

Render Config

-

Compute Units

20

-

640

Shading Units

1280

40

TMUs

80

16

ROPs

32

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

17.36 GPixel/s

Pixel Rate

22.40 GPixel/s

43.40 GTexel/s

Texture Rate

56.00 GTexel/s

-

1389 GFLOPS

FP32 (float)

1.792 TFLOPS

43.40 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GM107

GPU Name

Wimbledon

N15P-GX-A1

GPU Variant

Wimbledon PRO

Maxwell

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

2.8 billion

148 mm²

Die Size

212 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

5.0

CUDA

-

5.1

Shader Model

5.1

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