AMD Radeon HD 7990 vs ATI Radeon HD 5970

VS

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7990 and 1024MB VRAM ATI Radeon HD 5970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7990 's Advantages

Released 3 years and 5 months late

Boost Clock1000MHz

More VRAM (3GB vs 1GB)

Larger VRAM bandwidth (288.0GB/s vs 128.0GB/s)

448 additional rendering cores

ATI Radeon HD 5970 's Advantages

Lower TDP (294W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 7990 +76%

4.096 TFLOPS

ATI Radeon HD 5970

2.32 TFLOPS

Radeon HD 7990

VS

ATI Radeon HD 5970

Graphics Card

Apr 2013

Release Date

Nov 2009

Southern Islands

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

950 MHz

Base Clock

-

1000 MHz

Boost Clock

-

1500 MHz

Memory Clock

1000 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

288.0GB/s

Bandwidth

128.0GB/s

Render Config

-

SM Count

-

32

Compute Units

20

2048

Shading Units

1600

128

TMUs

80

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

768 KB

L2 Cache

512 KB

Theoretical Performance

32.00 GPixel/s

Pixel Rate

23.20 GPixel/s

128.0 GTexel/s

Texture Rate

58.00 GTexel/s

-

FP16 (half)

-

4.096 TFLOPS

FP32 (float)

2.320 TFLOPS

1024 GFLOPS

FP64 (double)

464.0 GFLOPS

Graphics Processor

Malta

GPU Name

Hemlock

Malta XT (215-0849026)

GPU Variant

Hemlock XT (215-0735075)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

2.154 billion

365 mm²

Die Size

334 mm²

Board Design

375W

TDP

294W

750 W

Suggested PSU

600 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

2x DVI 1x mini-DisplayPort 1.1

2x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

5.1

Shader Model

5.0

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