AMD Radeon RX 6400 vs AMD Radeon RX 460
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Aug 2016
Generation
Navi II
Arctic Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x4
PCIe 3.0 x8
Clock Speeds
Base Clock
1923 MHz
1090 MHz
Boost Clock
2321 MHz
1200 MHz
Memory Clock
2000 MHz
1750 MHz
Memory
Memory Size
4GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
64bit
128bit
Bandwidth
128.0GB/s
112.0GB/s
Render Config
Compute Units
12
14
Shading Units
768
896
TMUs
48
56
ROPs
32
16
RT Cores
12
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
1024 KB
1024 KB
L3 Cache
16 MB
-
Theoretical Performance
Pixel Rate
74.27 GPixel/s
19.20 GPixel/s
Texture Rate
111.4 GTexel/s
67.20 GTexel/s
FP16 (half)
7.130 TFLOPS
2.150 TFLOPS
FP32 (float)
3.565 TFLOPS
2.150 TFLOPS
FP64 (double)
222.8 GFLOPS
134.4 GFLOPS
Graphics Processor
GPU Name
Navi 24
Baffin
GPU Variant
Navi 24 XL(215-135000046)
Baffin PRO
Architecture
RDNA 2.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
6 nm
14 nm
Transistors
5.4 billion
3 billion
Die Size
107 mm²
123 mm²
Board Design
TDP
53W
75W
Suggested PSU
250 W
250 W
Outputs
1x HDMI 2.11x DisplayPort 1.4a
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.2
2.1
Vulkan
1.3
1.2
Shader Model
6.7
6.4
📊 Benchmark
3DMark Time Spy
-
1,754
3DMark Time Spy Extreme
-
776
Shadow of the Tomb Raider 2160p
-
3
Shadow of the Tomb Raider 1440p
-
12
Shadow of the Tomb Raider 1080p
-
22