AMD Radeon HD 6990M vs AMD Radeon Pro 5300M

VS

AMD Radeon HD 6990M AMD Radeon Pro 5300M

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

Main Differences

AMD Radeon Pro 5300M 's Advantages

Released 8 years and 4 months late

Boost Clock1250MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (192.0GB/s vs 115.2GB/s)

160 additional rendering cores

Lower TDP (85W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 6990M

1.602 TFLOPS

Radeon Pro 5300M +99%

3.2 TFLOPS

Radeon HD 6990M

VS

Radeon Pro 5300M

Graphics Card

Jul 2011

Release Date

Nov 2019

Vancouver

Generation

Radeon Pro Mac

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1250 MHz

900 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

192.0GB/s

Render Config

-

SM Count

-

14

Compute Units

20

1120

Shading Units

1280

56

TMUs

80

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

2 MB

Theoretical Performance

22.88 GPixel/s

Pixel Rate

40.00 GPixel/s

40.04 GTexel/s

Texture Rate

100.0 GTexel/s

-

FP16 (half)

6.400 TFLOPS

1.602 TFLOPS

FP32 (float)

3.200 TFLOPS

-

FP64 (double)

200.0 GFLOPS

Graphics Processor

Blackcomb

GPU Name

Navi 14

Blackcomb XTX (216-0811030)

GPU Variant

Navi 14 PROA

TeraScale 2

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

1.7 billion

Transistors

6.4 billion

212 mm²

Die Size

158 mm²

Board Design

100W

TDP

85W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

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

-

CUDA

-

5.0

Shader Model

6.5

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