NVIDIA GeForce RTX 5080 vs ATI Radeon HD 4850 X2

VS

NVIDIA GeForce RTX 5080

ATI Radeon HD 4850 X2

We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 5080 and 512MB VRAM Radeon HD 4850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5080 's Advantages

Released 16 years and 2 months late

Boost Clock2520MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (710.1GB/s vs 63.68GB/s)

9952 additional rendering cores

ATI Radeon HD 4850 X2 's Advantages

Lower TDP (250W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 5080 +5319%

54.19 TFLOPS

Radeon HD 4850 X2

1 TFLOPS

GeForce RTX 5080

VS

Radeon HD 4850 X2

Graphics Card

Jan 2025

Release Date

Nov 2008

GeForce 50

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2235 MHz

Base Clock

-

2520 MHz

Boost Clock

-

1750 MHz

Memory Clock

995 MHz

Memory

16GB

Memory Size

512MB

GDDR7

Memory Type

GDDR3

256bit

Memory Bus

256bit

710.1GB/s

Bandwidth

63.68GB/s

Render Config

-

Compute Units

10

84

SM Count

-

10752

Shading Units

800

336

TMUs

40

128

ROPs

16

336

Tensor Cores

-

84

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

64 MB

L2 Cache

256 KB

-

Theoretical Performance

322.6 GPixel/s

Pixel Rate

10.00 GPixel/s

846.7 GTexel/s

Texture Rate

25.00 GTexel/s

54.19 TFLOPS

FP16 (half)

-

54.19 TFLOPS

FP32 (float)

1000 GFLOPS

846.7 GFLOPS

FP64 (double)

200.0 GFLOPS

Board Design

350W

TDP

250W

750 W

Suggested PSU

600 W

1x HDMI 2.13x DisplayPort 1.4a

Outputs

4x DVI 1x S-Video

1x 16-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GB203

GPU Name

R700

GB203-400-A1

GPU Variant

R700 PRO (215-0669065)

Blackwell 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

4 nm

Process Size

55 nm

Unknown

Transistors

0.956 billion

377 mm²

Die Size

256 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

10.1

CUDA

-

6.8

Shader Model

4.1

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