NVIDIA GeForce RTX 4070 AD103 vs ATI Radeon HD 4855

VS

NVIDIA GeForce RTX 4070 AD103 ATI Radeon HD 4855

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 4070 AD103 and 512MB VRAM Radeon HD 4855 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4070 AD103's Advantages

Released 14 years and 2 months late

Boost Clock 2475MHz

Larger VRAM bandwidth (504.2GB/s vs 115.2GB/s)

5248 additional rendering cores

ATI Radeon HD 4855's Advantages

Lower TDP (110W vs 200W)

Score

Benchmark

FP32 (float)

GeForce RTX 4070 AD103 +3860%

29.15 TFLOPS

Radeon HD 4855

0.736 TFLOPS

GeForce RTX 4070 AD103

VS

Radeon HD 4855

Graphics Card

Mar 2024

Release Date

Jan 2010

GeForce 40

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1920MHz

Base Clock

-

2475MHz

Boost Clock

-

1313MHz

Memory Clock

900MHz

Memory

12GB

Memory Size

512MB

GDDR6X

Memory Type

GDDR5

192bit

Memory Bus

256bit

504.2 GB/s

Bandwidth

115.2 GB/s

Render Config

46

SM Count

-

Compute Units

8

5888

Shading Units

640

184

TMUs

32

64

ROPs

16

184

Tensor Cores

-

46

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

36MB

L2 Cache

256KB

Theoretical Performance

158.4 GPixel/s

Pixel Rate

9.200 GPixel/s

455.4 GTexel/s

Texture Rate

18.40 GTexel/s

29.15 TFLOPS

FP16 (half)

-

29.15 TFLOPS

FP32 (float)

736.0 GFLOPS

455.4 GFLOPS

FP64 (double)

147.2 GFLOPS

Graphics Processor

AD103

GPU Name

RV770

AD103-175-K1-A1

GPU Variant

RV770 PRO (215-0669065)

Ada Lovelace

Architecture

TeraScale

TSMC

Foundry

TSMC

5 nm

Process Size

55 nm

45,900 million

Transistors

956 million

379mm²

Die Size

256mm²

Board Design

200W

TDP

110W

550W

Suggested PSU

300W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 16-pin

Power Connectors

1x 6-pin

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

-

6.7

Shader Model

4.1

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