NVIDIA RTX A400 vs AMD Radeon R7 265

VS

NVIDIA RTX A400

AMD Radeon R7 265

We compared two Desktop platform GPUs: 4GB VRAM RTX A400 and 2GB VRAM Radeon R7 265 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A400 's Advantages

Released 10 years and 2 months late

Boost Clock has increased by 90% (1762MHz vs 925MHz)

More VRAM (4GB vs 2GB)

Lower TDP (50W vs 150W)

AMD Radeon R7 265 's Advantages

Larger VRAM bandwidth (179.2GB/s vs 96.00GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

RTX A400 +42%

2.706 TFLOPS

Radeon R7 265

1.894 TFLOPS

RTX A400

VS

Radeon R7 265

Graphics Card

Apr 2024

Release Date

Feb 2014

Quadro Ampere(Ax000)

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1417 MHz

Base Clock

900 MHz

1762 MHz

Boost Clock

925 MHz

1500 MHz

Memory Clock

1400 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

256bit

96.00GB/s

Bandwidth

179.2GB/s

Render Config

-

Compute Units

16

6

SM Count

-

768

Shading Units

1024

24

TMUs

64

16

ROPs

32

24

Tensor Cores

-

6

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

28.19 GPixel/s

Pixel Rate

29.60 GPixel/s

42.29 GTexel/s

Texture Rate

59.20 GTexel/s

2.706 TFLOPS

FP16 (half)

-

2.706 TFLOPS

FP32 (float)

1.894 TFLOPS

42.29 GFLOPS

FP64 (double)

118.4 GFLOPS

Board Design

50W

TDP

150W

250 W

Suggested PSU

450 W

4x mini-DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

1x 6-pin

Graphics Processor

GA107

GPU Name

Pitcairn

-

GPU Variant

Pitcairn PRO (215-0828062)

Ampere

Architecture

GCN 1.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

8.7 billion

Transistors

2.8 billion

200 mm²

Die Size

212 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

8.6

CUDA

-

6.8

Shader Model

5.1

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