NVIDIA GeForce GTX 980 vs ATI Radeon HD 2600 XT

VS

NVIDIA GeForce GTX 980

ATI Radeon HD 2600 XT

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 980 and 256MB VRAM ATI Radeon HD 2600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980 's Advantages

Released 7 years and 3 months late

Boost Clock1216MHz

More VRAM (4GB vs 256GB)

Larger VRAM bandwidth (224.4GB/s vs 22.40GB/s)

1928 additional rendering cores

ATI Radeon HD 2600 XT 's Advantages

Lower TDP (45W vs 165W)

Score

Benchmark

FP32 (float)

GeForce GTX 980 +2494%

4.981 TFLOPS

ATI Radeon HD 2600 XT

0.192 TFLOPS

GeForce GTX 980

VS

ATI Radeon HD 2600 XT

Graphics Card

Sep 2014

Release Date

Jun 2007

GeForce 900

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

1127 MHz

Base Clock

-

1216 MHz

Boost Clock

-

1753 MHz

Memory Clock

700 MHz

Memory

4GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

224.4GB/s

Bandwidth

22.40GB/s

Render Config

-

Compute Units

3

-

2048

Shading Units

120

128

TMUs

8

64

ROPs

4

-

48 KB (per SMM)

L1 Cache

-

2 MB

L2 Cache

64 KB

-

Theoretical Performance

77.82 GPixel/s

Pixel Rate

3.200 GPixel/s

155.6 GTexel/s

Texture Rate

6.400 GTexel/s

-

4.981 TFLOPS

FP32 (float)

192.0 GFLOPS

155.6 GFLOPS

FP64 (double)

-

Board Design

165W

TDP

45W

450 W

Suggested PSU

200 W

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

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

None

Graphics Processor

GM204

GPU Name

RV630

GM204-400-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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