Home GPU Comparison AMD Radeon 680M vs AMD Radeon RX 6400

AMD Radeon 680M vs AMD Radeon RX 6400

We compared a Integrated graphics card GPU: 0System Shared VRAM Radeon 680M and a Desktop platform GPU: 4GB VRAM Radeon RX 6400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 680M 's Advantages
Lower TDP (50W vs 53W)
AMD Radeon RX 6400 's Advantages
Boost Clock has increased by 6% (2321MHz vs 2200MHz)

Score

Benchmark

FP32 (float)
Radeon 680M
3.379 TFLOPS
Radeon RX 6400 +5%
3.565 TFLOPS
3DMark Time Spy
Radeon 680M
2325
Radeon RX 6400 +53%
3579
Blender
Radeon 680M
244
Radeon RX 6400 +33%
325
VS

Graphics Card

Jan 2022
Release Date
Jan 2022
Navi II IGP
Generation
Navi II
Integrated
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 4.0 x4

Clock Speeds

2000 MHz
Base Clock
1923 MHz
2200 MHz
Boost Clock
2321 MHz
System Shared
Memory Clock
2000 MHz

Memory

System Shared
Memory Size
4GB
System Shared
Memory Type
GDDR6
System Shared
Memory Bus
64bit
System Dependent
Bandwidth
128.0GB/s

Render Config

-
SM Count
-
12
Compute Units
12
768
Shading Units
768
48
TMUs
48
32
ROPs
32
-
Tensor Cores
-
12
RT Cores
12
128 KB per Array
L1 Cache
128 KB per Array
2 MB
L2 Cache
1024 KB

Theoretical Performance

70.40 GPixel/s
Pixel Rate
74.27 GPixel/s
105.6 GTexel/s
Texture Rate
111.4 GTexel/s
6.758 TFLOPS
FP16 (half)
7.130 TFLOPS
3.379 TFLOPS
FP32 (float)
3.565 TFLOPS
211.2 GFLOPS
FP64 (double)
222.8 GFLOPS

Graphics Processor

Rembrandt
GPU Name
Navi 24
-
GPU Variant
Navi 24 XL (215-135000046)
RDNA 2.0
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
6 nm
Process Size
6 nm
13.1 billion
Transistors
5.4 billion
208 mm²
Die Size
107 mm²

Board Design

50W
TDP
53W
-
Suggested PSU
250 W
Portable Device Dependent
Outputs
1x HDMI 2.1 1x DisplayPort 1.4a
None
Power Connectors
None

Graphics Features

12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.0
OpenCL
2.2
1.3
Vulkan
1.3
-
CUDA
-
6.7
Shader Model
6.6

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