AMD Radeon RX 9070 XT vs AMD Radeon RX 6400

AMD Radeon RX 9070 XT $599
AMD Radeon RX 6400 $149
4096 Shaders
16GB GDDR6
2970MHz
768 Shaders
4GB GDDR6
2321MHz
Peak AI Performance
1.56 POPS
INT4 Tensor Sparse
Peak AI Performance
7.13 TFLOPS
FP16
FP32
48.66 TFLOPS
FP32
3.57 TFLOPS
FP16
97.32 TFLOPS
FP16
7.13 TFLOPS
Form Factor
PCIe Card
2.5-Slots
Form Factor
PCIe Card
2.0-Slots
TDP
304W
TDP
53W
Power Connectors
-
2x 8-Pin
-
-
-
-
-
-
-
GB6 OpenCL N/A
0%
GB6 Metal N/A
0%
GB6 Metal N/A
0%
GB6 Vulkan N/A
0%
GB5 OpenCL N/A
0%
GB5 OpenCL 32,985
11%
GB5 CUDA N/A
0%
GB5 CUDA N/A
0%
GB5 Metal N/A
0%
GB5 Metal N/A
0%
GB5 Vulkan N/A
0%
GB5 Vulkan 24,940
12%
OCT 2020.1 N/A
0%
OCT 2020.1 N/A
0%
OCT Metal N/A
0%
OCT Metal 45
8%
Manufacturer
AMD
Manufacturer
AMD
Chip Designer
AMD
Chip Designer
AMD
Architecture
RDNA 4
Architecture
RDNA 2
Family
Radeon RX 9000
Family
Radeon RX 6000
Codename
-
Navi 48
Variant
Navi 48 XT
Codename
Beige Goby
Navi 24
Variant
Navi 24 XL
Market Segment
Desktop
Market Segment
Desktop
Release Date
1/6/2025
Release Date
4/20/2022
Foundry
TSMC
-
Foundry
TSMC
-
Fabrication Node
N4P
-
Fabrication Node
N6
-
Die Size
357 mm²
-
Die Size
107 mm²
-
Transistor Count
53.9 Billion
-
Transistor Count
5.4 Billion
-
Transistor Density
151.19M/mm²
-
Transistor Density
50.47M/mm²
-
Form
PCIe Card
Form
PCIe Card
Shading Units
4096 Shaders
-
Shading Units
768 Shaders
-
Texture Mapping Units
512 TMUs
Texture Mapping Units
48 TMUs
Render Output Units
128 ROPs
Render Output Units
32 ROPs
Tensor Cores
128 T-Cores
-
-
Ray-Tracing Cores
64 RT-Cores
Ray-Tracing Cores
12 RT-Cores
-
-
-
-
Compute Units
64 CUs
Compute Units
12 CUs
-
-
-
-
-
-
Graphics Processing Clusters
1 GPC
-
-
2400MHz Base
2970MHz
-
-
2039MHz Base
2321MHz
Peak AI Performance
1.56 POPS
INT4 Tensor Sparse
Peak AI Performance
7.13 TFLOPS
FP16
-
-
-
-
-
-
FP8
194.64 TFLOPS
194.64 TFLOPS Tensor (FP16 Accumulate)
389.28 TFLOPS Tensor (FP16 Accumulate) Sparse
194.64 TFLOPS Tensor (FP32 Accumulate)
389.28 TFLOPS Tensor (FP32 Accumulate) Sparse
-
-
-
-
-
-
FP16
97.32 TFLOPS
97.32 TFLOPS Tensor (FP16 Accumulate)
194.64 TFLOPS Tensor (FP16 Accumulate) Sparse
97.32 TFLOPS Tensor (FP32 Accumulate)
194.64 TFLOPS Tensor (FP32 Accumulate) Sparse
FP16
7.13 TFLOPS
-
-
-
-
FP32
48.66 TFLOPS
-
-
FP32
3.57 TFLOPS
-
-
FP64
1.52 TFLOPS
-
FP64
220 GFLOPS
-
BF16
97.32 TFLOPS
97.32 TFLOPS Tensor
194.64 TFLOPS Tensor Sparse
-
-
-
-
-
-
-
-
-
-
INT4
778.57 TOPS Tensor
1.56 POPS Tensor Sparse
-
-
-
INT8
-
389.28 TOPS Tensor
778.57 TOPS Tensor Sparse
-
-
-
-
INT32
24.33 TOPS
-
-
-
-
-
-
Pixel Fillrate
380.16 GPixel/s
Pixel Fillrate
74.272 GPixel/s
-
-
-
-
Texture Fillrate
1520.64 GTexel/s
Texture Fillrate
111.408 GTexel/s
L0
64KB/WGP
L0
32KB/WGP
L1
-
-
-
256KB/Array
L1
-
-
-
128KB/Array
L2
6MB Shared
L2
1MB Shared
L3
64MB Shared
2.25TB/s
L3
8MB Shared
0.21TB/s
16GB
GDDR6
-
4GB
GDDR6
-
Bus Width
256Bit
Bus Width
64Bit
Clock
2438MHz
Transfer Rate
19.5GT/s
Bandwidth
624GB/s
Clock
1750MHz
Transfer Rate
14GT/s
Bandwidth
112GB/s
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TDP
304W
TDP
53W
-
-
Temp
110°C Max
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3x DisplayPort 2.1
-
-
-
-
-
-
-
-
-
1x HDMI 2.1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1x DisplayPort 1.4
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 2.1
-
-
Max Resolution
15360x8640
Max Resolution
7680x4320
Max Resolution Refresh Rate
165Hz
Max Resolution Refresh Rate
120Hz
Variable Refresh Rate
-
FreeSync
-
Variable Refresh Rate
-
FreeSync
-
Display Stream Compression (DSC)
Supported
Display Stream Compression (DSC)
Supported
Multi Monitor Support
3
Multi Monitor Support
2
Content Protection
HDCP 2.3
Content Protection
HDCP 2.3
Model
VCN 4.0
No Encoders
-
Codec
-
-
-
-
-
-
VP9
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Model
VCN 4.0
Model
VCN 3.0
Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
-
VP9
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
-
VP9
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
Direct X
12
Direct 3D
12_2
Direct X
12
Direct 3D
12_2
OpenGL
4.6
OpenCL
2.2
Vulkan
1.3
OpenGL
4.6
OpenCL
2.2
Vulkan
1.3
Shader Model
6.8
-
-
GFX
12
-
-
-
-
Shader Model
6.6
-
-
GFX
10.3
-
-
-
-
-
-
-
3x Fans
-
-
-
1x Fan
Power Connectors
-
-
-
2x 8-Pin
-
-
-
-
-
-
-
-
-
-
-
Slots Required
2.5
PCIe Version
5.0
PCIe Lanes
16
Slots Required
2.0
PCIe Version
4.0
PCIe Lanes
4
Multi GPU Support
Supported
Type
CrossFire XDMA
Multi GPU Support
Supported
Type
Bridgeless
Height
111 mm (4.37 in)
Width
267 mm (10.51 in)
Depth
50 mm (1.97 in)
Height
110 mm (4.33 in)
Width
190 mm (7.48 in)
Depth
40 mm (1.57 in)
Change Comparison