AMD Radeon HD 8670M vs NVIDIA GeForce GTX 670M

VS

AMD Radeon HD 8670M

NVIDIA GeForce GTX 670M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8670M and 1536MB VRAM GeForce GTX 670M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8670M 's Advantages

Released 1 years late

Boost Clock975MHz

NVIDIA GeForce GTX 670M 's Advantages

More VRAM (1536GB vs 1024GB)

Larger VRAM bandwidth (72.00GB/s vs 14.40GB/s)

16 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8670M

0.624 TFLOPS

GeForce GTX 670M +28%

0.804 TFLOPS

Radeon HD 8670M

VS

GeForce GTX 670M

Graphics Card

Mar 2013

Release Date

Mar 2012

Solar System

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

925 MHz

Base Clock

-

975 MHz

Boost Clock

-

900 MHz

Memory Clock

750 MHz

Memory

1024MB

Memory Size

1536MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

192bit

14.40GB/s

Bandwidth

72.00GB/s

Render Config

5

Compute Units

-

SM Count

7

320

Shading Units

336

20

TMUs

56

8

ROPs

24

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

128 KB

L2 Cache

384 KB

-

Theoretical Performance

7.800 GPixel/s

Pixel Rate

8.372 GPixel/s

19.50 GTexel/s

Texture Rate

33.49 GTexel/s

-

624.0 GFLOPS

FP32 (float)

803.7 GFLOPS

39.00 GFLOPS

FP64 (double)

66.98 GFLOPS

Board Design

Unknown

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Sun

GPU Name

GF114

Sun S3 XT (216-0841009)

GPU Variant

N13E-GS1-LP-A1

GCN 1.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

0.69 billion

Transistors

1.95 billion

56 mm²

Die Size

332 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

1.1

1.2.170

Vulkan

N/A

-

CUDA

2.1

6.5 (5.1)

Shader Model

5.1

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