AMD Radeon HD 7790 vs AMD Radeon R7 260

VS

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7790 and 2GB VRAM Radeon R7 260 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7790 's Advantages

128 additional rendering cores

Lower TDP (85W vs 95W)

AMD Radeon R7 260 's Advantages

Released 9 months late

More VRAM (2GB vs 1GB)

Score

Benchmark

FP32 (float)

Radeon HD 7790 +16%

1.792 TFLOPS

Radeon R7 260

1.536 TFLOPS

Radeon HD 7790

VS

Radeon R7 260

Graphics Card

Mar 2013

Release Date

Dec 2013

Southern Islands

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1500 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

96.00GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

-

14

Compute Units

12

896

Shading Units

768

56

TMUs

48

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

16.00 GPixel/s

Pixel Rate

16.00 GPixel/s

56.00 GTexel/s

Texture Rate

48.00 GTexel/s

-

FP16 (half)

-

1.792 TFLOPS

FP32 (float)

1.536 TFLOPS

112.0 GFLOPS

FP64 (double)

96.00 GFLOPS

Graphics Processor

Bonaire

GPU Name

Bonaire

Bonaire XT (215-0839039)

GPU Variant

Bonaire PRO

GCN 2.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.08 billion

Transistors

2.08 billion

160 mm²

Die Size

160 mm²

Board Design

85W

TDP

95W

250 W

Suggested PSU

250 W

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

Outputs

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

1x 6-pin

Power Connectors

1x 6-pin

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.0

OpenCL

2.0

1.2

Vulkan

1.2

-

CUDA

-

6.3

Shader Model

6.3

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