ATI Radeon HD 2600 XT Mac Edition vs NVIDIA GeForce GTX 950

VS

ATI Radeon HD 2600 XT Mac Edition

NVIDIA GeForce GTX 950

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 2600 XT Mac Edition and 2GB VRAM GeForce GTX 950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2600 XT Mac Edition 's Advantages

Lower TDP (45W vs 90W)

NVIDIA GeForce GTX 950 's Advantages

Released 7 years and 6 months late

Boost Clock1188MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (105.8GB/s vs 25.60GB/s)

648 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 2600 XT Mac Edition

0.168 TFLOPS

GeForce GTX 950 +986%

1.825 TFLOPS

Radeon HD 2600 XT Mac Edition

VS

GeForce GTX 950

Graphics Card

Feb 2008

Release Date

Aug 2015

Radeon R600

Generation

GeForce 900

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1024 MHz

-

Boost Clock

1188 MHz

800 MHz

Memory Clock

1653 MHz

Memory

256MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

25.60GB/s

Bandwidth

105.8GB/s

Render Config

3

Compute Units

-

120

Shading Units

768

8

TMUs

48

4

ROPs

32

-

L1 Cache

48 KB (per SMM)

64 KB

L2 Cache

1024 KB

-

Theoretical Performance

2.800 GPixel/s

Pixel Rate

38.02 GPixel/s

5.600 GTexel/s

Texture Rate

57.02 GTexel/s

-

168.0 GFLOPS

FP32 (float)

1.825 TFLOPS

-

FP64 (double)

57.02 GFLOPS

Board Design

45W

TDP

90W

200 W

Suggested PSU

250 W

2x DVI

Outputs

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

None

Power Connectors

1x 6-pin

Graphics Processor

RV630

GPU Name

GM206

-

GPU Variant

GM206-250-A1

TeraScale

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.39 billion

Transistors

2.94 billion

153 mm²

Die Size

228 mm²

Graphics Features

10.0 (10_0)

DirectX

12 (12_1)

3.3

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.2

4.0

Shader Model

6.4

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