AMD Radeon HD 8670A vs NVIDIA GeForce 8800M GTX

VS

AMD Radeon HD 8670A

NVIDIA GeForce 8800M GTX

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8670A and 512MB VRAM GeForce 8800M GTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8670A 's Advantages

Released 5 years and 3 months late

More VRAM (1024GB vs 512GB)

288 additional rendering cores

Lower TDP (45W vs 65W)

NVIDIA GeForce 8800M GTX 's Advantages

Larger VRAM bandwidth (51.20GB/s vs 16.00GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 8670A +92%

0.461 TFLOPS

GeForce 8800M GTX

0.24 TFLOPS

Radeon HD 8670A

VS

GeForce 8800M GTX

Graphics Card

Feb 2013

Release Date

Nov 2007

All-In-One

Generation

GeForce 8M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-HE

Clock Speeds

-

1000 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

256bit

16.00GB/s

Bandwidth

51.20GB/s

Render Config

6

Compute Units

-

SM Count

12

384

Shading Units

96

24

TMUs

48

8

ROPs

16

-

16 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

64 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

8.000 GPixel/s

14.40 GTexel/s

Texture Rate

24.00 GTexel/s

-

460.8 GFLOPS

FP32 (float)

240.0 GFLOPS

28.80 GFLOPS

FP64 (double)

-

Board Design

45W

TDP

65W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Mars

GPU Name

G92

Mars XT

GPU Variant

NB8E-GTX-A2

GCN 1.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

0.95 billion

Transistors

0.754 billion

77 mm²

Die Size

324 mm²

Graphics Features

12 (11_1)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.1

5.1

Shader Model

4.0

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