AMD Radeon R5 M255 vs NVIDIA GeForce Go 6800

VS

AMD Radeon R5 M255

NVIDIA GeForce Go 6800

We compared two Mobile platform GPUs: 2GB VRAM Radeon R5 M255 and 256MB VRAM GeForce Go 6800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 M255 's Advantages

Released 9 years and 11 months late

Boost Clock940MHz

More VRAM (2GB vs 256GB)

384 additional rendering cores

NVIDIA GeForce Go 6800 's Advantages

Larger VRAM bandwidth (35.20GB/s vs 32.00GB/s)

Score

Radeon R5 M255

VS

GeForce Go 6800

Graphics Card

Oct 2014

Release Date

Nov 2004

Gem System

Generation

GeForce Go 6

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-III

Clock Speeds

925 MHz

Base Clock

-

940 MHz

Boost Clock

-

1000 MHz

Memory Clock

550 MHz

Memory

2GB

Memory Size

256MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

256bit

32.00GB/s

Bandwidth

35.20GB/s

Render Config

6

Compute Units

-

384

Shading Units

-

24

TMUs

12

8

ROPs

8

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

7.520 GPixel/s

Pixel Rate

2.400 GPixel/s

22.56 GTexel/s

Texture Rate

3.600 GTexel/s

721.9 GFLOPS

FP16 (half)

-

721.9 GFLOPS

FP32 (float)

-

45.12 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

45W

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Topaz

GPU Name

NV41

Topaz PRO (216-0858030)

GPU Variant

-

GCN 3.0

Architecture

Curie

TSMC

Foundry

TSMC

28 nm

Process Size

130 nm

1.55 billion

Transistors

0.19 billion

125 mm²

Die Size

225 mm²

Graphics Features

12 (12_0)

DirectX

9.0c (9_3)

4.6

OpenGL

2.0 (full) 2.1 (partial)

2.1

OpenCL

N/A

1.2.170

Vulkan

N/A

-

6.5

Shader Model

3.0

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