AMD Radeon RX 7990 XTX vs AMD Radeon R9 295X2

VS

AMD Radeon RX 7990 XTX

AMD Radeon R9 295X2

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7990 XTX and 4GB VRAM Radeon R9 295X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7990 XTX 's Advantages

Boost Clock3599MHz

More VRAM (24GB vs 4GB)

Larger VRAM bandwidth (1152GB/s vs 320.0GB/s)

3328 additional rendering cores

Lower TDP (405W vs 500W)

Score

Benchmark

FP32 (float)

Radeon RX 7990 XTX +1442%

88.45 TFLOPS

Radeon R9 295X2

5.733 TFLOPS

Radeon RX 7990 XTX

VS

Radeon R9 295X2

Graphics Card

Unknown

Release Date

Apr 2014

Navi III

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2500 MHz

Base Clock

-

3599 MHz

Boost Clock

-

3000 MHz

Memory Clock

1250 MHz

Memory

24GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

512bit

1152GB/s

Bandwidth

320.0GB/s

Render Config

96

Compute Units

44

-

6144

Shading Units

2816

384

TMUs

176

192

ROPs

64

-

96

RT Cores

-

256 KB per Array

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

1024 KB

192 MB

L3 Cache

-

Theoretical Performance

691.0 GPixel/s

Pixel Rate

65.15 GPixel/s

1382 GTexel/s

Texture Rate

179.2 GTexel/s

176.9 TFLOPS

FP16 (half)

-

88.45 TFLOPS

FP32 (float)

5.733 TFLOPS

2.764 TFLOPS

FP64 (double)

716.7 GFLOPS

Board Design

405W

TDP

500W

800 W

Suggested PSU

900 W

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

Outputs

1x DVI 4x mini-DisplayPort 1.2

3x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Navi 31

GPU Name

Vesuvius

Navi 31 XTX+

GPU Variant

Vesuvius XT (215-0852022)

RDNA 3.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

57.7 billion

Transistors

6.2 billion

529 mm²

Die Size

438 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.2

OpenCL

2.0

1.3

Vulkan

1.2

-

6.7

Shader Model

6.3

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