AMD Radeon RX 9070 vs AMD Radeon RX 6400

AMD Radeon RX 9070
AMD Radeon RX 6400 $149
4096 Shaders
16GB GDDR6
2700MHz
768 Shaders
4GB GDDR6
2321MHz
FP32
44.24 TFLOPS
FP32
3.57 TFLOPS
FP16
88.47 TFLOPS
FP16
7.13 TFLOPS
Form Factor
PCIe Card
2.5-Slots
Form Factor
PCIe Card
2.0-Slots
TDP
250W
TDP
53W
Power Connectors
-
2x 8-Pin
-
-
-
-
-
-
-
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
TSMC Memory Cache Die
Foundry
TSMC
-
Fabrication Node
N4
N6 Memory Cache Die
Fabrication Node
N6
-
Die Size
200 mm²
4x 38 mm² Memory Cache Die
Die Size
107 mm²
-
Transistor Count
29 Billion
4x 2.1 Billion Memory Cache Die
Transistor Count
5.4 Billion
-
Transistor Density
145.00M/mm²
54.64M/mm² Memory Cache Die
Transistor Density
50.47M/mm²
-
Form
PCIe Card
Form
PCIe Card
Shading Units
4096 Shaders
-
Shading Units
768 Shaders
-
Texture Mapping Units
256 TMUs
Texture Mapping Units
48 TMUs
Render Output Units
96 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
-
-
2210MHz Base
2700MHz
-
-
2039MHz Base
2321MHz
-
-
-
-
-
-
-
-
-
-
FP16
88.47 TFLOPS
-
FP16
7.13 TFLOPS
-
-
-
-
-
-
-
FP32
44.24 TFLOPS
FP32
3.57 TFLOPS
-
-
-
-
FP64
1.38 TFLOPS
-
FP64
0.22 TFLOPS
-
-
-
-
-
-
-
-
-
Pixel Fillrate
259.2 GPixel/s
Pixel Fillrate
74.272 GPixel/s
-
-
-
-
Texture Fillrate
691.2 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
250W
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
4.0
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