AMD Radeon RX 560 896SP vs AMD Radeon HD 6990

VS

AMD Radeon RX 560 896SP AMD Radeon HD 6990

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 560 896SP and 2GB VRAM Radeon HD 6990 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 560 896SP 's Advantages

Released 6 years and 4 months late

Boost Clock1175MHz

More VRAM (4GB vs 2GB)

Lower TDP (45W vs 375W)

AMD Radeon HD 6990 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 112.0GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 560 896SP

2.106 TFLOPS

Radeon HD 6990 +21%

2.55 TFLOPS

Radeon RX 560 896SP

VS

Radeon HD 6990

Graphics Card

Jul 2017

Release Date

Mar 2011

Polaris

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1090 MHz

Base Clock

-

1175 MHz

Boost Clock

-

1750 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

112.0GB/s

Bandwidth

160.0GB/s

Render Config

-

SM Count

-

14

Compute Units

24

896

Shading Units

1536

56

TMUs

96

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

512 KB

Theoretical Performance

18.80 GPixel/s

Pixel Rate

26.56 GPixel/s

65.80 GTexel/s

Texture Rate

79.68 GTexel/s

2.106 TFLOPS

FP16 (half)

-

2.106 TFLOPS

FP32 (float)

2.550 TFLOPS

131.6 GFLOPS

FP64 (double)

637.4 GFLOPS

Graphics Processor

Polaris 21

GPU Name

Antilles

Polaris 21 XL

GPU Variant

Antilles XT (215-0807027)

GCN 4.0

Architecture

TeraScale 3

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

3 billion

Transistors

2.64 billion

123 mm²

Die Size

389 mm²

Board Design

45W

TDP

375W

200 W

Suggested PSU

750 W

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

Outputs

1x DVI 4x mini-DisplayPort 1.2

None

Power Connectors

2x 8-pin

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

6.4

Shader Model

5.0

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