ATI Radeon HD 4870 X2 vs NVIDIA RTX A400

VS

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4870 X2 and 4GB VRAM RTX A400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4870 X2 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 96.00GB/s)

32 additional rendering cores

NVIDIA RTX A400 's Advantages

Released 15 years and 8 months late

Boost Clock1762MHz

More VRAM (4GB vs 1GB)

Lower TDP (50W vs 286W)

Score

Benchmark

FP32 (float)

Radeon HD 4870 X2

1.2 TFLOPS

RTX A400 +125%

2.706 TFLOPS

Radeon HD 4870 X2

VS

RTX A400

Graphics Card

Aug 2008

Release Date

Apr 2024

Radeon R700

Generation

Quadro Ampere

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

727 MHz

-

Boost Clock

1762 MHz

900 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

64bit

115.2GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

6

10

Compute Units

-

800

Shading Units

768

40

TMUs

24

16

ROPs

16

-

Tensor Cores

24

-

RT Cores

6

16 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

2 MB

Theoretical Performance

12.00 GPixel/s

Pixel Rate

28.19 GPixel/s

30.00 GTexel/s

Texture Rate

42.29 GTexel/s

-

FP16 (half)

2.706 TFLOPS

1200 GFLOPS

FP32 (float)

2.706 TFLOPS

240.0 GFLOPS

FP64 (double)

42.29 GFLOPS

Graphics Processor

R700

GPU Name

GA107

R700 XT (215-0669045)

GPU Variant

-

TeraScale

Architecture

Ampere

TSMC

Foundry

Samsung

55 nm

Process Size

8 nm

0.956 billion

Transistors

8.7 billion

256 mm²

Die Size

200 mm²

Board Design

286W

TDP

50W

600 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

4x mini-DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.6

4.1

Shader Model

6.7

Related GPU Comparisons

1

NVIDIA GeForce RTX 2080 SUPER vs ATI Radeon HD 4870 X2

2

NVIDIA GeForce GTX 1660 SUPER vs ATI Radeon HD 4870 X2

3

AMD Radeon RX 560 vs ATI Radeon HD 4870 X2

4

ATI Radeon HD 4870 X2 vs NVIDIA GeForce GTX 960 OEM

5

NVIDIA GeForce GTX 1080 Ti vs ATI Radeon HD 4870 X2

6

AMD Radeon RX 7800 XT vs ATI Radeon HD 4870 X2

7

NVIDIA GeForce RTX 2060 vs ATI Radeon HD 4870 X2

8

ATI Radeon HD 4870 X2 vs AMD Radeon RX 580 OEM

9

ATI Radeon HD 4870 X2 vs ATI Radeon HD 2950 XTX

10

ATI Radeon HD 4870 X2 vs ATI Radeon HD 3750