NVIDIA GeForce RTX 4080 16 GB vs ATI Radeon HD 4890

VS

NVIDIA GeForce RTX 4080 16 GB

ATI Radeon HD 4890

We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 16 GB and 1024MB VRAM Radeon HD 4890 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 16 GB 's Advantages

Released 13 years and 5 months late

Boost Clock2505MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (716.8GB/s vs 124.8GB/s)

8928 additional rendering cores

ATI Radeon HD 4890 's Advantages

Lower TDP (190W vs 320W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 16 GB +3483%

48.74 TFLOPS

Radeon HD 4890

1.36 TFLOPS

GeForce RTX 4080 16 GB

VS

Radeon HD 4890

Graphics Card

Sep 2022

Release Date

Apr 2009

GeForce 40

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2205 MHz

Base Clock

-

2505 MHz

Boost Clock

-

1400 MHz

Memory Clock

975 MHz

Memory

16GB

Memory Size

1024MB

GDDR6X

Memory Type

GDDR5

256bit

Memory Bus

256bit

716.8GB/s

Bandwidth

124.8GB/s

Render Config

-

Compute Units

10

76

SM Count

-

9728

Shading Units

800

304

TMUs

40

112

ROPs

16

304

Tensor Cores

-

76

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

64 MB

L2 Cache

256 KB

-

Theoretical Performance

280.6 GPixel/s

Pixel Rate

13.60 GPixel/s

761.5 GTexel/s

Texture Rate

34.00 GTexel/s

48.74 TFLOPS

FP16 (half)

-

48.74 TFLOPS

FP32 (float)

1360 GFLOPS

761.5 GFLOPS

FP64 (double)

272.0 GFLOPS

Board Design

320W

TDP

190W

700 W

Suggested PSU

450 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

1x 16-pin

Power Connectors

2x 6-pin

Graphics Processor

AD103

GPU Name

RV790

AD103-300-A1

GPU Variant

RV790 XT (215-0758016)

Ada Lovelace

Architecture

TeraScale

TSMC

Foundry

TSMC

4 nm

Process Size

55 nm

45.9 billion

Transistors

0.959 billion

379 mm²

Die Size

282 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

8.9

CUDA

-

6.6

Shader Model

4.1

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