GPU Comparison
RADEON
AMD Radeon RX 6400
CORE STATE
Navi 24
VRAM
4 GB
CLOCK SPEED
2321 MHz
TDP
53 W
BUS WIDTH
64 bit
ARCHITECTURE
RDNA 2.0
PROCESS
6 nm
LAUNCH DATE
2022
VS
RADEON
Radeon RX 9070 XT
CORE STATE
Navi 48
VRAM
16 GB
CLOCK SPEED
2970 MHz
TDP
304 W
BUS WIDTH
256 bit
ARCHITECTURE
RDNA 4.0
PROCESS
4 nm
LAUNCH DATE
2025
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
RX 6400
RX 9070 XT
Core Specs
Shading Units
768
4,096
+433.3%
Shaders
768
4,096
+433.3%
TMUs
48
256
+433.3%
ROPs
32
128
+300.0%
Compute Units
12
64
+433.3%
Clocks
Base Clock
1923 MHz
1660 MHz
Boost Clock
2321 MHz
2970 MHz
Game Clock
2039 MHz
2400 MHz
Memory Clock
2000 MHz
16 Gbps effective
2518 MHz
20.1 Gbps effective
Memory
Memory Size
4 GB
16 GB
VRAM (MB)
4,096
16,384
+300.0%
Memory Type
GDDR6
GDDR6
Memory Bus
64 bit
256 bit
Bandwidth
128.0 GB/s
644.6 GB/s
Cache
L1 Cache
128 KB per Array
—
L2 Cache
1024 KB
8 MB
L3 Cache
16 MB
64 MB
L0 Cache
32 KB per WGP
32 KB per WGP
Performance
Pixel Rate
74.27 GPixel/s
380.2 GPixel/s
Texture Rate
111.4 GTexel/s
760.3 GTexel/s
FP32 (TFLOPS)
3.565 TFLOPS
48.66 TFLOPS
FP64 (TFLOPS)
222.8 GFLOPS (1:16)
1.521 TFLOPS (1:32)
FP16 (TFLOPS)
7.130 TFLOPS (2:1)
97.32 TFLOPS (2:1)
AI/RT
RT Cores
12
64
+433.3%
Matrix Cores
—
128
Power
TDP
53 W
304 W
TDP (W)
53
304
+473.6%
Suggested PSU
250 W
700 W
Power Connectors
None
2x 8-pin
Architecture
Architecture
RDNA 2.0
RDNA 4.0
GPU Name
Navi 24
Navi 48
Generation
Navi II
(RX 6000)
Navi IV
(RX 9000)
Process Size
6 nm
4 nm
Transistors
5,400 million
53,900 million
Die Size
107 mm²
357 mm²
Foundry
TSMC
TSMC
Density
50.5M / mm²
151.0M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
2.2
2.2
Shader Model
6.8
6.8
Physical
Slot Width
Single-slot
Dual-slot
Outputs
1x HDMI 2.11x DisplayPort 1.4a
1x HDMI 2.1b3x DisplayPort 2.1a
Bus Interface
PCIe 4.0 x4
PCIe 5.0 x16
Other
Launch Price
159 USD
599 USD
Production
End-of-life
Active
Predecessor
Navi
Navi III
Successor
Navi III
—