NVIDIA GeForce RTX 4090 vs AMD Radeon R9 295X2

VS

NVIDIA GeForce RTX 4090 AMD Radeon R9 295X2

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 and 4GB VRAM Radeon R9 295X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 's Advantages

Released 8 years and 5 months late

Boost Clock2520MHz

More VRAM (24GB vs 4GB)

Larger VRAM bandwidth (1008GB/s vs 320.0GB/s)

13568 additional rendering cores

Lower TDP (450W vs 500W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 +1340%

82.58 TFLOPS

Radeon R9 295X2

5.733 TFLOPS

GeForce RTX 4090

VS

Radeon R9 295X2

Graphics Card

Sep 2022

Release Date

Apr 2014

GeForce 40

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2235 MHz

Base Clock

-

2520 MHz

Boost Clock

-

1313 MHz

Memory Clock

1250 MHz

Memory

24GB

Memory Size

4GB

GDDR6X

Memory Type

GDDR5

384bit

Memory Bus

512bit

1008GB/s

Bandwidth

320.0GB/s

Render Config

128

SM Count

-

Compute Units

44

16384

Shading Units

2816

512

TMUs

176

ROPs

64

512

Tensor Cores

-

128

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

72 MB

L2 Cache

1024 KB

Theoretical Performance

443.5 GPixel/s

Pixel Rate

65.15 GPixel/s

1290 GTexel/s

Texture Rate

179.2 GTexel/s

82.58 TFLOPS

FP16 (half)

-

82.58 TFLOPS

FP32 (float)

5.733 TFLOPS

1290 GFLOPS

FP64 (double)

716.7 GFLOPS

Graphics Processor

AD102

GPU Name

Vesuvius

AD102-300-A1

GPU Variant

Vesuvius XT (215-0852022)

Ada Lovelace

Architecture

GCN 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

76.3 billion

Transistors

6.2 billion

609 mm²

Die Size

438 mm²

Board Design

450W

TDP

500W

850 W

Suggested PSU

900 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 4x mini-DisplayPort 1.2

1x 16-pin

Power Connectors

2x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

8.9

CUDA

-

6.7

Shader Model

6.3

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