ATI Mobility Radeon HD 2600 XT Mac Edition vs NVIDIA GeForce 800M

VS

ATI Mobility Radeon HD 2600 XT Mac Edition NVIDIA GeForce 800M

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 2600 XT Mac Edition and 1024MB VRAM GeForce 800M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 2600 XT Mac Edition 's Advantages

Larger VRAM bandwidth (21.92GB/s vs 14.40GB/s)

72 additional rendering cores

NVIDIA GeForce 800M 's Advantages

Released 6 years and 8 months late

More VRAM (1024GB vs 256GB)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 2600 XT Mac Edition +1%

0.144 TFLOPS

GeForce 800M

0.142 TFLOPS

Mobility Radeon HD 2600 XT Mac Edition

VS

GeForce 800M

Graphics Card

Jul 2007

Release Date

Mar 2014

M7x

Generation

GeForce 800M

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

685 MHz

Memory Clock

900 MHz

Memory

256MB

Memory Size

1024MB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

21.92GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

1

3

Compute Units

-

120

Shading Units

48

8

TMUs

8

4

ROPs

8

-

Tensor Cores

-

RT Cores

-

L1 Cache

64 KB (per SM)

64 KB

L2 Cache

128 KB

Theoretical Performance

2.400 GPixel/s

Pixel Rate

1.476 GPixel/s

4.800 GTexel/s

Texture Rate

5.904 GTexel/s

-

FP16 (half)

-

144.0 GFLOPS

FP32 (float)

141.7 GFLOPS

-

FP64 (double)

11.81 GFLOPS

Graphics Processor

M76

GPU Name

GF117

M76 XT-M (216XJBKA13FG)

GPU Variant

N14M-GL

TeraScale

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.39 billion

Transistors

0.585 billion

153 mm²

Die Size

116 mm²

Board Design

Unknown

TDP

15W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

-

Graphics Features

10.0 (10_0)

DirectX

12 (11_0)

3.3

OpenGL

4.6

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

4.0

Shader Model

5.1

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