NVIDIA GeForce RTX 5080 vs AMD Radeon R7 265

VS

NVIDIA GeForce RTX 5080

AMD Radeon R7 265

We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 5080 and 2GB VRAM Radeon R7 265 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5080 's Advantages

Released 10 years and 11 months late

Boost Clock has increased by 172% (2520MHz vs 925MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (973.8GB/s vs 179.2GB/s)

9728 additional rendering cores

AMD Radeon R7 265 's Advantages

Lower TDP (150W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 5080 +2761%

54.19 TFLOPS

Radeon R7 265

1.894 TFLOPS

GeForce RTX 5080

VS

Radeon R7 265

Graphics Card

Jan 2025

Release Date

Feb 2014

GeForce 50

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2235 MHz

Base Clock

900 MHz

2520 MHz

Boost Clock

925 MHz

2400 MHz

Memory Clock

1400 MHz

Memory

16GB

Memory Size

2GB

GDDR7

Memory Type

GDDR5

256bit

Memory Bus

256bit

973.8GB/s

Bandwidth

179.2GB/s

Render Config

-

Compute Units

16

84

SM Count

-

10752

Shading Units

1024

336

TMUs

64

128

ROPs

32

336

Tensor Cores

-

84

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

64 MB

L2 Cache

512 KB

-

Theoretical Performance

322.6 GPixel/s

Pixel Rate

29.60 GPixel/s

846.7 GTexel/s

Texture Rate

59.20 GTexel/s

54.19 TFLOPS

FP16 (half)

-

54.19 TFLOPS

FP32 (float)

1.894 TFLOPS

846.7 GFLOPS

FP64 (double)

118.4 GFLOPS

Board Design

350W

TDP

150W

750 W

Suggested PSU

450 W

1x HDMI 2.1 3x DisplayPort 2.1a

Outputs

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

1x 16-pin

Power Connectors

1x 6-pin

Graphics Processor

GB203

GPU Name

Pitcairn

GB203-400-A1

GPU Variant

Pitcairn PRO (215-0828062)

Blackwell 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

0

Process Size

28 nm

Unknown

Transistors

2.8 billion

377 mm²

Die Size

212 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

10.1

CUDA

-

6.8

Shader Model

5.1

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