AMD Radeon HD 7790 vs NVIDIA GeForce GTX 260 Rev. 2

VS

AMD Radeon HD 7790

NVIDIA GeForce GTX 260 Rev. 2

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7790 and 896MB VRAM GeForce GTX 260 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7790 's Advantages

Released 4 years and 8 months late

More VRAM (1024GB vs 896GB)

704 additional rendering cores

Lower TDP (85W vs 182W)

NVIDIA GeForce GTX 260 Rev. 2 's Advantages

Larger VRAM bandwidth (111.9GB/s vs 96.00GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 7790 +275%

1.792 TFLOPS

GeForce GTX 260 Rev. 2

0.477 TFLOPS

Radeon HD 7790

VS

GeForce GTX 260 Rev. 2

Graphics Card

Mar 2013

Release Date

Jul 2008

Southern Islands

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1500 MHz

Memory Clock

999 MHz

Memory

1024MB

Memory Size

896MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

448bit

96.00GB/s

Bandwidth

111.9GB/s

Render Config

14

Compute Units

-

SM Count

24

896

Shading Units

192

56

TMUs

64

16

ROPs

28

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

224 KB

-

Theoretical Performance

16.00 GPixel/s

Pixel Rate

16.13 GPixel/s

56.00 GTexel/s

Texture Rate

36.86 GTexel/s

-

1.792 TFLOPS

FP32 (float)

476.9 GFLOPS

112.0 GFLOPS

FP64 (double)

59.62 GFLOPS

Board Design

85W

TDP

182W

250 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Bonaire

GPU Name

GT200B

Bonaire XT (215-0839039)

GPU Variant

G200-103-B3

GCN 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

2.08 billion

Transistors

1.4 billion

160 mm²

Die Size

470 mm²

Graphics Features

12 (12_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.0

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.3

6.3

Shader Model

4.0

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