NVIDIA GeForce GTX 970 vs ATI Radeon HD 2600 XT Mac Edition

VS

NVIDIA GeForce GTX 970

ATI Radeon HD 2600 XT Mac Edition

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 970 and 256MB VRAM Radeon HD 2600 XT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 970 's Advantages

Released 6 years and 7 months late

Boost Clock1178MHz

More VRAM (4GB vs 256GB)

Larger VRAM bandwidth (224.4GB/s vs 25.60GB/s)

1544 additional rendering cores

ATI Radeon HD 2600 XT Mac Edition 's Advantages

Lower TDP (45W vs 148W)

Score

Benchmark

FP32 (float)

GeForce GTX 970 +2233%

3.92 TFLOPS

Radeon HD 2600 XT Mac Edition

0.168 TFLOPS

GeForce GTX 970

VS

Radeon HD 2600 XT Mac Edition

Graphics Card

Sep 2014

Release Date

Feb 2008

GeForce 900

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

1050 MHz

Base Clock

-

1178 MHz

Boost Clock

-

1753 MHz

Memory Clock

800 MHz

Memory

4GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

224.4GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

3

-

1664

Shading Units

120

104

TMUs

8

56

ROPs

4

-

48 KB (per SMM)

L1 Cache

-

2 MB

L2 Cache

64 KB

-

Theoretical Performance

65.97 GPixel/s

Pixel Rate

2.800 GPixel/s

122.5 GTexel/s

Texture Rate

5.600 GTexel/s

-

3.920 TFLOPS

FP32 (float)

168.0 GFLOPS

122.5 GFLOPS

FP64 (double)

-

Board Design

148W

TDP

45W

300 W

Suggested PSU

200 W

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

Outputs

2x DVI

2x 6-pin

Power Connectors

None

Graphics Processor

GM204

GPU Name

RV630

GM204-200-A1

GPU Variant

-

Maxwell 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

5.2 billion

Transistors

0.39 billion

398 mm²

Die Size

153 mm²

Graphics Features

12 (12_1)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.3

Vulkan

N/A

5.2

CUDA

-

6.4

Shader Model

4.0

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