AMD Radeon RX 7990 XTX vs AMD Radeon R7 265X OEM

VS

AMD Radeon RX 7990 XTX

AMD Radeon R7 265X OEM

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7990 XTX and 2GB VRAM Radeon R7 265X OEM 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 Clock has increased by 289% (3599MHz vs 925MHz)

More VRAM (24GB vs 2GB)

Larger VRAM bandwidth (1152GB/s vs 179.2GB/s)

4864 additional rendering cores

AMD Radeon R7 265X OEM 's Advantages

Lower TDP (150W vs 405W)

Score

Benchmark

FP32 (float)

Radeon RX 7990 XTX +3635%

88.45 TFLOPS

Radeon R7 265X OEM

2.368 TFLOPS

Radeon RX 7990 XTX

VS

Radeon R7 265X OEM

Graphics Card

Unknown

Release Date

Aug 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

900 MHz

3599 MHz

Boost Clock

925 MHz

3000 MHz

Memory Clock

1400 MHz

Memory

24GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

256bit

1152GB/s

Bandwidth

179.2GB/s

Render Config

96

Compute Units

20

-

6144

Shading Units

1280

384

TMUs

80

192

ROPs

32

-

96

RT Cores

-

256 KB per Array

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

512 KB

192 MB

L3 Cache

-

Theoretical Performance

691.0 GPixel/s

Pixel Rate

29.60 GPixel/s

1382 GTexel/s

Texture Rate

74.00 GTexel/s

176.9 TFLOPS

FP16 (half)

-

88.45 TFLOPS

FP32 (float)

2.368 TFLOPS

2.764 TFLOPS

FP64 (double)

148.0 GFLOPS

Board Design

405W

TDP

150W

800 W

Suggested PSU

450 W

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

Outputs

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

3x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Navi 31

GPU Name

Curacao

Navi 31 XTX+

GPU Variant

Curacao PRO (215-0848000)

RDNA 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

57.7 billion

Transistors

2.8 billion

529 mm²

Die Size

212 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.2

OpenCL

1.2

1.3

Vulkan

1.2

-

6.7

Shader Model

5.1

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