AMD Radeon HD 6990M vs AMD Radeon Pro W6600M

VS

AMD Radeon HD 6990M AMD Radeon Pro W6600M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6990M and 16GB VRAM Radeon Pro W6600M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990M 's Advantages

Lower TDP (100W vs 285W)

AMD Radeon Pro W6600M 's Advantages

Released 12 years and 11 months late

Boost Clock2610MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (672.3GB/s vs 115.2GB/s)

7328 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6990M

1.602 TFLOPS

Radeon Pro W6600M +2652%

44.1 TFLOPS

Radeon HD 6990M

VS

Radeon Pro W6600M

Graphics Card

Jul 2011

Release Date

Jun 2024

Vancouver

Generation

GeForce 40

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2340 MHz

-

Boost Clock

2610 MHz

900 MHz

Memory Clock

1313 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6X

256bit

Memory Bus

256bit

115.2GB/s

Bandwidth

672.3GB/s

Render Config

-

SM Count

66

14

Compute Units

28

1120

Shading Units

8448

56

TMUs

264

32

ROPs

96

-

Tensor Cores

264

-

RT Cores

66

8 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

48 MB

Theoretical Performance

22.88 GPixel/s

Pixel Rate

250.6 GPixel/s

40.04 GTexel/s

Texture Rate

689.0 GTexel/s

-

FP16 (half)

44.10 TFLOPS

1.602 TFLOPS

FP32 (float)

44.10 TFLOPS

-

FP64 (double)

689.0 GFLOPS

Graphics Processor

Blackcomb

GPU Name

AD102

Blackcomb XTX (216-0811030)

GPU Variant

AD102-225-A1

TeraScale 2

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

40 nm

Process Size

5 nm

1.7 billion

Transistors

76.3 billion

212 mm²

Die Size

609 mm²

Board Design

100W

TDP

285W

-

Suggested PSU

600 W

No outputs

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 16-pin

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.9

5.0

Shader Model

6.7

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