AMD Radeon R5 A255 vs NVIDIA GeForce 8800M GTS

VS

AMD Radeon R5 A255

NVIDIA GeForce 8800M GTS

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A255 and 512MB VRAM GeForce 8800M GTS to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A255 's Advantages

Released 6 years and 2 months late

Boost Clock940MHz

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 51.20GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 A255 +350%

0.721 TFLOPS

GeForce 8800M GTS

0.16 TFLOPS

Radeon R5 A255

VS

GeForce 8800M GTS

Graphics Card

Jan 2014

Release Date

Nov 2007

All-In-One

Generation

GeForce 8M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-HE

Clock Speeds

925 MHz

Base Clock

-

940 MHz

Boost Clock

-

1000 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

51.20GB/s

Render Config

6

Compute Units

-

SM Count

8

384

Shading Units

64

24

TMUs

32

8

ROPs

16

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

7.520 GPixel/s

Pixel Rate

8.000 GPixel/s

22.56 GTexel/s

Texture Rate

16.00 GTexel/s

-

721.9 GFLOPS

FP32 (float)

160.0 GFLOPS

-

Board Design

Unknown

TDP

50W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Topaz

GPU Name

G92

Topaz PRO (216-0858030)

GPU Variant

NB8E-GT-A2

GCN 3.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

1.55 billion

Transistors

0.754 billion

125 mm²

Die Size

324 mm²

Graphics Features

12 (12_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2.170

Vulkan

N/A

-

CUDA

1.1

6.5

Shader Model

4.0

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