NVIDIA 8x GeForce RTX 4090 vs AMD Radeon RX 6400

NVIDIA 8x GeForce RTX 4090 $12,792
AMD Radeon RX 6400 $149
8x 16384 Shaders
192GB (8x 24GB) GDDR6X
2520MHz
768 Shaders
4GB GDDR6
2321MHz
Peak AI Performance
21.14 POPS
INT4 Tensor Sparse
Peak AI Performance
7.13 TFLOPS
FP16
FP32
660.6 TFLOPS
FP32
3.57 TFLOPS
FP16
660.6 TFLOPS
FP16
7.13 TFLOPS
Form Factor
PCIe Card
8x 3.0-Slots
Form Factor
PCIe Card
2.0-Slots
TDP
3600W
TDP
53W
Power Connectors
-
-
-
1x 16-Pin 12VHPWR
-
-
-
-
-
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
NVIDIA
Manufacturer
AMD
Chip Designer
NVIDIA
Chip Designer
AMD
Architecture
Ada Lovelace
Architecture
RDNA 2
Family
GeForce 40
Family
Radeon RX 6000
Codename
NV182
AD102
Variant
AD102-300-A1
Codename
Beige Goby
Navi 24
Variant
Navi 24 XL
Market Segment
Desktop
Market Segment
Desktop
Release Date
10/12/2022
Release Date
4/20/2022
Foundry
TSMC
-
Foundry
TSMC
-
Fabrication Node
4N
-
Fabrication Node
N6
-
Die Size
8x 608 mm²
-
Die Size
107 mm²
-
Transistor Count
8x 76.3 Billion
-
Transistor Count
5.4 Billion
-
Transistor Density
125.41M/mm²
-
Transistor Density
50.47M/mm²
-
Form
PCIe Card
Form
PCIe Card
Shading Units
8x 16384 Shaders
-
Shading Units
768 Shaders
-
Texture Mapping Units
8x 512 TMUs
Texture Mapping Units
48 TMUs
Render Output Units
8x 176 ROPs
Render Output Units
32 ROPs
Tensor Cores
8x 512 T-Cores
-
-
Ray-Tracing Cores
8x 128 RT-Cores
Ray-Tracing Cores
12 RT-Cores
Streaming Multiprocessors
8x 128 SMs
-
-
-
-
Compute Units
12 CUs
-
-
-
-
Graphics Processing Clusters
8x 11 GPCs
Graphics Processing Clusters
1 GPC
-
-
2230MHz Base
2520MHz
-
-
2039MHz Base
2321MHz
Peak AI Performance
21.14 POPS
INT4 Tensor Sparse
Peak AI Performance
7.13 TFLOPS
FP16
-
-
-
-
-
-
FP8
-
5.28 PFLOPS Tensor (FP16 Accumulate)
10.57 PFLOPS Tensor (FP16 Accumulate) Sparse
2.64 PFLOPS Tensor (FP32 Accumulate)
5.28 PFLOPS Tensor (FP32 Accumulate) Sparse
-
-
-
-
-
-
FP16
660.6 TFLOPS
2.64 PFLOPS Tensor (FP16 Accumulate)
5.28 PFLOPS Tensor (FP16 Accumulate) Sparse
1.32 PFLOPS Tensor (FP32 Accumulate)
2.64 PFLOPS Tensor (FP32 Accumulate) Sparse
FP16
7.13 TFLOPS
-
-
-
-
FP32
660.6 TFLOPS
-
-
FP32
3.57 TFLOPS
-
-
FP64
10.32 TFLOPS
-
FP64
220 GFLOPS
-
BF16
660.6 TFLOPS
1.32 PFLOPS Tensor
2.64 PFLOPS Tensor Sparse
-
-
-
-
TF32
660.6 TFLOPS Tensor
1.32 PFLOPS Tensor Sparse
-
-
-
INT4
10.57 POPS Tensor
21.14 POPS Tensor Sparse
-
-
-
INT8
-
5.28 POPS Tensor
10.57 POPS Tensor Sparse
-
-
-
-
INT32
330.3 TOPS
-
-
Ray Tracing
190.9 TOPS
-
-
Pixel Fillrate
443.52 GPixel/s
Pixel Fillrate
74.272 GPixel/s
-
-
-
-
Texture Fillrate
1290.24 GTexel/s
Texture Fillrate
111.408 GTexel/s
-
-
L0
32KB/WGP
L1
64KB/SM Tex
128KB/SM
-
-
L1
-
-
-
128KB/Array
L2
72MB Shared
L2
1MB Shared
-
-
-
L3
8MB Shared
0.21TB/s
192GB (8x 24GB)
GDDR6X
-
4GB
GDDR6
-
Bus Width
384Bit
Bus Width
64Bit
Clock
1313MHz
Transfer Rate
21GT/s
Bandwidth
1008GB/s
Clock
1750MHz
Transfer Rate
14GT/s
Bandwidth
112GB/s
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TDP
3600W
TDP
53W
Temp
90°C Max
Temp
110°C Max
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
24x DisplayPort 1.4
-
-
-
-
-
-
-
-
-
-
-
8x HDMI 2.1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1x DisplayPort 1.4
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 2.1
-
-
Max Resolution
7680x4320
Max Resolution
7680x4320
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
120Hz
Variable Refresh Rate
G-Sync
FreeSync
-
Variable Refresh Rate
-
FreeSync
-
Display Stream Compression (DSC)
Supported
Display Stream Compression (DSC)
Supported
Multi Monitor Support
4
Multi Monitor Support
2
Content Protection
HDCP 2.3
Content Protection
HDCP 2.3
Model
2x NVENC 8
No Encoders
-
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Model
NVDEC 5
Model
VCN 3.0
Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
VP8
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_3
Direct X
12
Direct 3D
12_2
OpenGL
4.6
OpenCL
3.0
Vulkan
1.3
OpenGL
4.6
OpenCL
2.2
Vulkan
1.3
Shader Model
6.6
CUDA
8.9
-
-
PureVideo HD
VP12
VDPAU
Feature Set L
Shader Model
6.6
-
-
GFX
10.3
-
-
-
-
-
-
-
2x Fans
-
-
-
1x Fan
Power Connectors
-
-
-
-
-
-
1x 16-Pin 12VHPWR
-
-
-
-
-
-
-
-
Slots Required
3.0
PCIe Version
4.0
PCIe Lanes
16
Slots Required
2.0
PCIe Version
4.0
PCIe Lanes
4
-
-
-
-
Multi GPU Support
Supported
Type
Bridgeless
Height
137 mm (5.39 in)
Width
304 mm (11.97 in)
Depth
61 mm (2.4 in)
Height
110 mm (4.33 in)
Width
190 mm (7.48 in)
Depth
40 mm (1.57 in)
Change Comparison