AMD Radeon RX 6700 vs NVIDIA GeForce 8400

VS

AMD Radeon RX 6700

NVIDIA GeForce 8400

We compared two Desktop platform GPUs: 10GB VRAM Radeon RX 6700 and 256MB VRAM GeForce 8400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6700 's Advantages

Released 13 years and 6 months late

Boost Clock2450MHz

More VRAM (10GB vs 256GB)

Larger VRAM bandwidth (320.0GB/s vs 8.000GB/s)

2296 additional rendering cores

NVIDIA GeForce 8400 's Advantages

Lower TDP (25W vs 175W)

Score

Benchmark

FP32 (float)

Radeon RX 6700 +53661%

11.29 TFLOPS

GeForce 8400

0.021 TFLOPS

Radeon RX 6700

VS

GeForce 8400

Graphics Card

Jun 2021

Release Date

Dec 2007

Navi II

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1941 MHz

Base Clock

-

2450 MHz

Boost Clock

-

2000 MHz

Memory Clock

500 MHz

Memory

10GB

Memory Size

256MB

GDDR6

Memory Type

DDR2

160bit

Memory Bus

64bit

320.0GB/s

Bandwidth

8.000GB/s

Render Config

36

Compute Units

-

SM Count

1

2304

Shading Units

8

144

TMUs

4

64

ROPs

4

-

36

RT Cores

-

128 KB per Array

L1 Cache

-

3 MB

L2 Cache

16 KB

80 MB

L3 Cache

-

Theoretical Performance

156.8 GPixel/s

Pixel Rate

2.160 GPixel/s

352.8 GTexel/s

Texture Rate

2.160 GTexel/s

22.58 TFLOPS

FP16 (half)

-

11.29 TFLOPS

FP32 (float)

20.80 GFLOPS

705.6 GFLOPS

FP64 (double)

-

Board Design

175W

TDP

25W

450 W

Suggested PSU

200 W

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

Outputs

1x DVI 1x VGA 1x S-Video

1x 8-pin

Power Connectors

None

Graphics Processor

Navi 22

GPU Name

G98

Navi 22 XTL

GPU Variant

-

RDNA 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

7 nm

Process Size

65 nm

17.2 billion

Transistors

0.21 billion

335 mm²

Die Size

86 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

1.1

6.5

Shader Model

4.0

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