NVIDIA GeForce RTX 3080 Ti 20 GB vs ATI Radeon HD 4850 X2

VS

NVIDIA GeForce RTX 3080 Ti 20 GB

ATI Radeon HD 4850 X2

We compared two Desktop platform GPUs: 20GB VRAM GeForce RTX 3080 Ti 20 GB 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 3080 Ti 20 GB 's Advantages

Released 13 years and 2 months late

Boost Clock1665MHz

More VRAM (20GB vs 512GB)

Larger VRAM bandwidth (760.3GB/s vs 63.68GB/s)

9440 additional rendering cores

ATI Radeon HD 4850 X2 's Advantages

Lower TDP (250W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti 20 GB +3310%

34.1 TFLOPS

Radeon HD 4850 X2

1 TFLOPS

GeForce RTX 3080 Ti 20 GB

VS

Radeon HD 4850 X2

Graphics Card

Jan 2022

Release Date

Nov 2008

GeForce 30

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1335 MHz

Base Clock

-

1665 MHz

Boost Clock

-

1188 MHz

Memory Clock

995 MHz

Memory

20GB

Memory Size

512MB

GDDR6X

Memory Type

GDDR3

320bit

Memory Bus

256bit

760.3GB/s

Bandwidth

63.68GB/s

Render Config

-

Compute Units

10

80

SM Count

-

10240

Shading Units

800

320

TMUs

40

112

ROPs

16

320

Tensor Cores

-

80

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

256 KB

-

Theoretical Performance

186.5 GPixel/s

Pixel Rate

10.00 GPixel/s

532.8 GTexel/s

Texture Rate

25.00 GTexel/s

34.10 TFLOPS

FP16 (half)

-

34.10 TFLOPS

FP32 (float)

1000 GFLOPS

532.8 GFLOPS

FP64 (double)

200.0 GFLOPS

Board Design

350W

TDP

250W

750 W

Suggested PSU

600 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

4x DVI 1x S-Video

1x 12-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GA102

GPU Name

R700

GA102-225-A1

GPU Variant

R700 PRO (215-0669065)

Ampere

Architecture

TeraScale

Samsung

Foundry

TSMC

8 nm

Process Size

55 nm

28.3 billion

Transistors

0.956 billion

628 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

8.6

CUDA

-

6.6

Shader Model

4.1

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