AMD Radeon RX 6400 vs AMD Radeon R7 240

VS

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 2GB VRAM Radeon R7 240 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6400 's Advantages

Released 8 years and 3 months late

Boost Clock has increased by 198% (2321MHz vs 780MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (128.0GB/s vs 28.80GB/s)

448 additional rendering cores

AMD Radeon R7 240 's Advantages

Lower TDP (30W vs 53W)

Score

Benchmark

FP32 (float)

Radeon RX 6400 +614%

3.565 TFLOPS

Radeon R7 240

0.499 TFLOPS

Radeon RX 6400

VS

Radeon R7 240

Graphics Card

Jan 2022

Release Date

Oct 2013

Navi II

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x8

Clock Speeds

1923 MHz

Base Clock

730 MHz

2321 MHz

Boost Clock

780 MHz

2000 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

64bit

Memory Bus

128bit

128.0GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

-

12

Compute Units

5

768

Shading Units

320

48

TMUs

20

32

ROPs

8

-

Tensor Cores

-

12

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

Theoretical Performance

74.27 GPixel/s

Pixel Rate

6.240 GPixel/s

111.4 GTexel/s

Texture Rate

15.60 GTexel/s

7.130 TFLOPS

FP16 (half)

-

3.565 TFLOPS

FP32 (float)

499.2 GFLOPS

222.8 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 24

GPU Name

Oland

Navi 24 XL (215-135000046)

GPU Variant

Oland PRO (215-0837015)

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

5.4 billion

Transistors

0.95 billion

107 mm²

Die Size

77 mm²

Board Design

53W

TDP

30W

250 W

Suggested PSU

200 W

1x HDMI 2.1 1x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.2

OpenCL

1.2

1.3

Vulkan

1.2

-

CUDA

-

6.6

Shader Model

5.1

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