NVIDIA GeForce RTX 4090 vs ATI Radeon HD 4250

VS

NVIDIA GeForce RTX 4090

ATI Radeon HD 4250

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 and 512MB VRAM Radeon HD 4250 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 's Advantages

Released 13 years and 7 months late

Boost Clock2520MHz

More VRAM (24GB vs 512GB)

Larger VRAM bandwidth (1.01TB/s vs 6.336GB/s)

16344 additional rendering cores

ATI Radeon HD 4250 's Advantages

Lower TDP (25W vs 450W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 +171941%

82.58 TFLOPS

Radeon HD 4250

0.048 TFLOPS

GeForce RTX 4090

VS

Radeon HD 4250

Graphics Card

Sep 2022

Release Date

Feb 2009

GeForce 40

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2235 MHz

Base Clock

-

2520 MHz

Boost Clock

-

1313 MHz

Memory Clock

396 MHz

Memory

24GB

Memory Size

512MB

GDDR6X

Memory Type

DDR2

384bit

Memory Bus

64bit

1.01TB/s

Bandwidth

6.336GB/s

Render Config

-

Compute Units

2

128

SM Count

-

16384

Shading Units

40

512

TMUs

4

176

ROPs

4

512

Tensor Cores

-

128

RT Cores

-

128 KB (per SM)

L1 Cache

-

72 MB

L2 Cache

64 KB

-

Theoretical Performance

443.5 GPixel/s

Pixel Rate

2.376 GPixel/s

1290 GTexel/s

Texture Rate

2.376 GTexel/s

82.58 TFLOPS

FP16 (half)

-

82.58 TFLOPS

FP32 (float)

47.52 GFLOPS

1290 GFLOPS

FP64 (double)

-

Board Design

450W

TDP

25W

850 W

Suggested PSU

200 W

1x HDMI 2.13x DisplayPort 1.4a

Outputs

1x DVI 1x VGA 1x S-Video

1x 16-pin

Power Connectors

None

Graphics Processor

AD102

GPU Name

RV620

AD102-300-A1

GPU Variant

RV620 LE

Ada Lovelace

Architecture

TeraScale

TSMC

Foundry

TSMC

5 nm

Process Size

55 nm

76.3 billion

Transistors

0.181 billion

609 mm²

Die Size

67 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.3

Vulkan

N/A

8.9

CUDA

-

6.8

Shader Model

4.1

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