AMD Radeon HD 6990 vs AMD Radeon Pro 5300

VS

AMD Radeon HD 6990

AMD Radeon Pro 5300

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6990 and 4GB VRAM Radeon Pro 5300 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990 's Advantages

256 additional rendering cores

AMD Radeon Pro 5300 's Advantages

Released 9 years and 5 months late

Boost Clock1650MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 160.0GB/s)

Lower TDP (85W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6990

2.55 TFLOPS

Radeon Pro 5300 +65%

4.224 TFLOPS

Radeon HD 6990

VS

Radeon Pro 5300

Graphics Card

Mar 2011

Release Date

Aug 2020

Northern Islands

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1650 MHz

1250 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

224.0GB/s

Render Config

24

Compute Units

20

-

1536

Shading Units

1280

96

TMUs

80

32

ROPs

32

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

2 MB

-

Theoretical Performance

26.56 GPixel/s

Pixel Rate

52.80 GPixel/s

79.68 GTexel/s

Texture Rate

132.0 GTexel/s

-

FP16 (half)

8.448 TFLOPS

2.550 TFLOPS

FP32 (float)

4.224 TFLOPS

637.4 GFLOPS

FP64 (double)

264.0 GFLOPS

Board Design

375W

TDP

85W

750 W

Suggested PSU

250 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

No outputs

2x 8-pin

Power Connectors

None

Graphics Processor

Antilles

GPU Name

Navi 14

Antilles XT (215-0807027)

GPU Variant

Navi 14 PRO XE

TeraScale 3

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

2.64 billion

Transistors

6.4 billion

389 mm²

Die Size

158 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

5.0

Shader Model

6.5

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