AMD Radeon HD 7950M vs NVIDIA GeForce RTX 4080 Max-Q

VS

AMD Radeon HD 7950M NVIDIA GeForce RTX 4080 Max-Q

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7950M and 12GB VRAM GeForce RTX 4080 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 Max-Q 's Advantages

Released 10 years and 9 months late

Boost Clock1350MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (336.0GB/s vs 128.0GB/s)

6144 additional rendering cores

Lower TDP (60W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 7950M

1.792 TFLOPS

GeForce RTX 4080 Max Q +1018%

20.04 TFLOPS

Radeon HD 7950M

VS

GeForce RTX 4080 Max Q

Graphics Card

Apr 2012

Release Date

Jan 2023

London

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

795 MHz

-

Boost Clock

1350 MHz

1000 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

192bit

128.0GB/s

Bandwidth

336.0GB/s

Render Config

-

SM Count

58

20

Compute Units

-

1280

Shading Units

7424

80

TMUs

232

32

ROPs

80

-

Tensor Cores

232

-

RT Cores

58

16 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

48 MB

Theoretical Performance

22.40 GPixel/s

Pixel Rate

108.0 GPixel/s

56.00 GTexel/s

Texture Rate

313.2 GTexel/s

-

FP16 (half)

20.04 TFLOPS

1.792 TFLOPS

FP32 (float)

20.04 TFLOPS

-

FP64 (double)

313.2 GFLOPS

Graphics Processor

Wimbledon

GPU Name

AD104

Wimbledon PRO

GPU Variant

GN21-X9

GCN 1.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

4 nm

2.8 billion

Transistors

35.8 billion

212 mm²

Die Size

295 mm²

Board Design

75W

TDP

60W

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.9

5.1

Shader Model

6.7

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