NVIDIA GeForce GTX 780 Ti 6 GB vs ATI Radeon HD 2600 XT

VS

NVIDIA GeForce GTX 780 Ti 6 GB

ATI Radeon HD 2600 XT

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 780 Ti 6 GB 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 780 Ti 6 GB 's Advantages

Boost Clock928MHz

More VRAM (6GB vs 256GB)

Larger VRAM bandwidth (336.6GB/s vs 22.40GB/s)

2760 additional rendering cores

ATI Radeon HD 2600 XT 's Advantages

Lower TDP (45W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 Ti 6 GB +2683%

5.345 TFLOPS

ATI Radeon HD 2600 XT

0.192 TFLOPS

GeForce GTX 780 Ti 6 GB

VS

ATI Radeon HD 2600 XT

Graphics Card

Unknown

Release Date

Jun 2007

GeForce 700

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

875 MHz

Base Clock

-

928 MHz

Boost Clock

-

1753 MHz

Memory Clock

700 MHz

Memory

6GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

128bit

336.6GB/s

Bandwidth

22.40GB/s

Render Config

-

Compute Units

3

-

2880

Shading Units

120

240

TMUs

8

48

ROPs

4

-

16 KB (per SMX)

L1 Cache

-

1536 KB

L2 Cache

64 KB

-

Theoretical Performance

55.68 GPixel/s

Pixel Rate

3.200 GPixel/s

222.7 GTexel/s

Texture Rate

6.400 GTexel/s

-

5.345 TFLOPS

FP32 (float)

192.0 GFLOPS

222.7 GFLOPS

FP64 (double)

-

Board Design

250W

TDP

45W

600 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

GK110B

GPU Name

RV630

-

Kepler

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

7.08 billion

Transistors

0.39 billion

561 mm²

Die Size

153 mm²

Graphics Features

12 (11_1)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.1

Vulkan

N/A

3.5

CUDA

-

5.1

Shader Model

4.0

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