NVIDIA RTX 4000 Ada Generation vs AMD Radeon HD 7950

VS

NVIDIA RTX 4000 Ada Generation

AMD Radeon HD 7950

We compared two Desktop platform GPUs: 20GB VRAM RTX 4000 Ada Generation and 3GB VRAM Radeon HD 7950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX 4000 Ada Generation 's Advantages

Released 11 years and 7 months late

Boost Clock2175MHz

More VRAM (20GB vs 3GB)

Larger VRAM bandwidth (360.0GB/s vs 240.0GB/s)

4352 additional rendering cores

Lower TDP (130W vs 200W)

Score

Benchmark

FP32 (float)

RTX 4000 Ada Generation +832%

26.73 TFLOPS

Radeon HD 7950

2.867 TFLOPS

RTX 4000 Ada Generation

VS

Radeon HD 7950

Graphics Card

Aug 2023

Release Date

Jan 2012

Quadro Ada(x000A)

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1500 MHz

Base Clock

-

2175 MHz

Boost Clock

-

2250 MHz

Memory Clock

1250 MHz

Memory

20GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

160bit

Memory Bus

384bit

360.0GB/s

Bandwidth

240.0GB/s

Render Config

-

Compute Units

28

48

SM Count

-

6144

Shading Units

1792

192

TMUs

112

80

ROPs

32

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

48 MB

L2 Cache

768 KB

-

Theoretical Performance

174.0 GPixel/s

Pixel Rate

25.60 GPixel/s

417.6 GTexel/s

Texture Rate

89.60 GTexel/s

26.73 TFLOPS

FP16 (half)

-

26.73 TFLOPS

FP32 (float)

2.867 TFLOPS

417.6 GFLOPS

FP64 (double)

716.8 GFLOPS

Board Design

130W

TDP

200W

300 W

Suggested PSU

550 W

4x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

1x 16-pin

Power Connectors

2x 6-pin

Graphics Processor

AD104

GPU Name

Tahiti

-

GPU Variant

Tahiti PRO (215-0821056)

Ada Lovelace

Architecture

GCN 1.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

35.8 billion

Transistors

4.313 billion

294 mm²

Die Size

352 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

8.9

CUDA

-

6.8

Shader Model

5.1

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