NVIDIA GeForce GTX 670M vs AMD Radeon HD 8950M

VS

NVIDIA GeForce GTX 670M

AMD Radeon HD 8950M

We compared two Mobile platform GPUs: 1536MB VRAM GeForce GTX 670M and 2GB VRAM Radeon HD 8950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 670M 's Advantages

Lower TDP (75W vs 100W)

AMD Radeon HD 8950M 's Advantages

Released 1 years and 2 months late

More VRAM (2GB vs 1536GB)

Larger VRAM bandwidth (88.00GB/s vs 72.00GB/s)

432 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 670M

0.804 TFLOPS

Radeon HD 8950M +105%

1.651 TFLOPS

GeForce GTX 670M

VS

Radeon HD 8950M

Graphics Card

Mar 2012

Release Date

May 2013

GeForce 600M

Generation

Solar System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

750 MHz

Memory Clock

1375 MHz

Memory

1536MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

128bit

72.00GB/s

Bandwidth

88.00GB/s

Render Config

-

Compute Units

12

7

SM Count

-

336

Shading Units

768

56

TMUs

48

24

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

256 KB

-

Theoretical Performance

8.372 GPixel/s

Pixel Rate

17.20 GPixel/s

33.49 GTexel/s

Texture Rate

51.60 GTexel/s

-

803.7 GFLOPS

FP32 (float)

1.651 TFLOPS

66.98 GFLOPS

FP64 (double)

103.2 GFLOPS

Board Design

75W

TDP

100W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF114

GPU Name

Saturn

N13E-GS1-LP-A1

GPU Variant

Saturn XT

Fermi 2.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.95 billion

Transistors

2.08 billion

332 mm²

Die Size

160 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

6.3

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