AMD Radeon R9 280 vs AMD Radeon HD 7730

VS

We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280 and 1024MB VRAM Radeon HD 7730 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 280 's Advantages

Released 10 months late

Boost Clock933MHz

More VRAM (3GB vs 1GB)

Larger VRAM bandwidth (240.0GB/s vs 72.00GB/s)

1408 additional rendering cores

AMD Radeon HD 7730 's Advantages

Lower TDP (47W vs 200W)

Score

Benchmark

FP32 (float)

Radeon R9 280 +444%

3.344 TFLOPS

Radeon HD 7730

0.614 TFLOPS

Radeon R9 280

VS

Radeon HD 7730

Graphics Card

Mar 2014

Release Date

May 2013

Volcanic Islands

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

827 MHz

Base Clock

-

933 MHz

Boost Clock

-

1250 MHz

Memory Clock

1125 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

240.0GB/s

Bandwidth

72.00GB/s

Render Config

-

SM Count

-

28

Compute Units

6

1792

Shading Units

384

112

TMUs

24

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

256 KB

Theoretical Performance

29.86 GPixel/s

Pixel Rate

6.400 GPixel/s

104.5 GTexel/s

Texture Rate

19.20 GTexel/s

-

FP16 (half)

-

3.344 TFLOPS

FP32 (float)

614.4 GFLOPS

836.0 GFLOPS

FP64 (double)

38.40 GFLOPS

Graphics Processor

Tahiti

GPU Name

Cape Verde

Tahiti PRO3 (215-0821330)

GPU Variant

Cape Verde LE

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

4.313 billion

Transistors

1.5 billion

352 mm²

Die Size

123 mm²

Board Design

200W

TDP

47W

550 W

Suggested PSU

200 W

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

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

5.1

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