NVIDIA GeForce RTX 4090 vs NVIDIA 2x GeForce RTX 4090

NVIDIA GeForce RTX 4090 $1,599
NVIDIA 2x GeForce RTX 4090 $3,198
16384 Shaders
24GB GDDR6X
2520MHz
2x 16384 Shaders
48GB (2x 24GB) GDDR6X
2520MHz
Peak AI Performance
2.64 POPS
INT4 Tensor Sparse
Peak AI Performance
5.28 POPS
INT4 Tensor Sparse
FP32
82.58 TFLOPS
FP32
165.15 TFLOPS
FP16
82.58 TFLOPS
FP16
165.15 TFLOPS
Form Factor
PCIe Card
3.0-Slots
Form Factor
PCIe Card
2x 3.0-Slots
TDP
450W
TDP
900W
Power Connectors
-
-
-
1x 16-Pin 12VHPWR
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 305,430
100%
GB5 OpenCL N/A
0%
GB5 CUDA 354,850
100%
GB5 CUDA N/A
0%
GB5 Metal N/A
0%
GB5 Metal N/A
0%
GB5 Vulkan 205,470
100%
GB5 Vulkan N/A
0%
OCT 2020.1 N/A
0%
OCT 2020.1 N/A
0%
OCT Metal N/A
0%
OCT Metal N/A
0%
Manufacturer
NVIDIA
Manufacturer
NVIDIA
Chip Designer
NVIDIA
Chip Designer
NVIDIA
Architecture
Ada Lovelace
Architecture
Ada Lovelace
Family
GeForce 40
Family
GeForce 40
Codename
NV182
AD102
Variant
AD102-300-A1
Codename
NV182
AD102
Variant
AD102-300-A1
Market Segment
Desktop
Market Segment
Desktop
Release Date
10/12/2022
Release Date
10/12/2022
Foundry
TSMC
-
Foundry
TSMC
-
Fabrication Node
4N
-
Fabrication Node
4N
-
Die Size
608 mm²
-
Die Size
2x 608 mm²
-
Transistor Count
76.3 Billion
-
Transistor Count
2x 76.3 Billion
-
Transistor Density
125.41M/mm²
-
Transistor Density
125.41M/mm²
-
Form
PCIe Card
Form
PCIe Card
Shading Units
16384 Shaders
-
Shading Units
2x 16384 Shaders
-
Texture Mapping Units
512 TMUs
Texture Mapping Units
2x 512 TMUs
Render Output Units
176 ROPs
Render Output Units
2x 176 ROPs
Tensor Cores
512 T-Cores
Tensor Cores
2x 512 T-Cores
Ray-Tracing Cores
128 RT-Cores
Ray-Tracing Cores
2x 128 RT-Cores
Streaming Multiprocessors
128 SMs
Streaming Multiprocessors
2x 128 SMs
-
-
-
-
-
-
-
-
Graphics Processing Clusters
11 GPCs
Graphics Processing Clusters
2x 11 GPCs
-
-
2230MHz Base
2520MHz
-
-
2230MHz Base
2520MHz
Peak AI Performance
2.64 POPS
INT4 Tensor Sparse
Peak AI Performance
5.28 POPS
INT4 Tensor Sparse
-
-
-
-
-
-
FP8
-
660.6 TFLOPS Tensor (FP16 Accumulate)
1.32 PFLOPS Tensor (FP16 Accumulate) Sparse
330.3 TFLOPS Tensor (FP32 Accumulate)
660.6 TFLOPS Tensor (FP32 Accumulate) Sparse
FP8
-
1.32 PFLOPS Tensor (FP16 Accumulate)
2.64 PFLOPS Tensor (FP16 Accumulate) Sparse
660.6 TFLOPS Tensor (FP32 Accumulate)
1.32 PFLOPS Tensor (FP32 Accumulate) Sparse
FP16
82.58 TFLOPS
330.3 TFLOPS Tensor (FP16 Accumulate)
660.6 TFLOPS Tensor (FP16 Accumulate) Sparse
165.15 TFLOPS Tensor (FP32 Accumulate)
330.3 TFLOPS Tensor (FP32 Accumulate) Sparse
FP16
165.15 TFLOPS
660.6 TFLOPS Tensor (FP16 Accumulate)
1.32 PFLOPS Tensor (FP16 Accumulate) Sparse
330.3 TFLOPS Tensor (FP32 Accumulate)
660.6 TFLOPS Tensor (FP32 Accumulate) Sparse
FP32
82.58 TFLOPS
-
-
FP32
165.15 TFLOPS
-
-
FP64
1.29 TFLOPS
-
FP64
2.58 TFLOPS
-
BF16
82.58 TFLOPS
165.15 TFLOPS Tensor
330.3 TFLOPS Tensor Sparse
BF16
165.15 TFLOPS
330.3 TFLOPS Tensor
660.6 TFLOPS Tensor Sparse
TF32
82.58 TFLOPS Tensor
165.15 TFLOPS Tensor Sparse
TF32
165.15 TFLOPS Tensor
330.3 TFLOPS Tensor Sparse
INT4
1.32 POPS Tensor
2.64 POPS Tensor Sparse
INT4
2.64 POPS Tensor
5.28 POPS Tensor Sparse
INT8
-
660.6 TOPS Tensor
1.32 POPS Tensor Sparse
INT8
-
1.32 POPS Tensor
2.64 POPS Tensor Sparse
INT32
41.29 TOPS
INT32
82.58 TOPS
Ray Tracing
190.9 TOPS
Ray Tracing
190.9 TOPS
Pixel Fillrate
443.52 GPixel/s
Pixel Fillrate
443.52 GPixel/s
-
-
-
-
Texture Fillrate
1290.24 GTexel/s
Texture Fillrate
1290.24 GTexel/s
-
-
-
-
L1
64KB/SM Tex
128KB/SM
-
-
L1
64KB/SM Tex
128KB/SM
-
-
L2
72MB Shared
L2
72MB Shared
-
-
-
-
-
-
24GB
GDDR6X
-
48GB (2x 24GB)
GDDR6X
-
Bus Width
384Bit
Bus Width
384Bit
Clock
1313MHz
Transfer Rate
21GT/s
Bandwidth
1008GB/s
Clock
1313MHz
Transfer Rate
21GT/s
Bandwidth
1008GB/s
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TDP
450W
TDP
900W
Temp
90°C Max
Temp
90°C Max
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3x DisplayPort 1.4
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 2.1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
6x DisplayPort 1.4
-
-
-
-
-
-
-
-
-
-
-
2x HDMI 2.1
-
-
Max Resolution
7680x4320
Max Resolution
7680x4320
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
G-Sync
FreeSync
-
Variable Refresh Rate
G-Sync
FreeSync
-
Display Stream Compression (DSC)
Supported
Display Stream Compression (DSC)
Supported
Multi Monitor Support
4
Multi Monitor Support
4
Content Protection
HDCP 2.3
Content Protection
HDCP 2.3
Model
2x NVENC 8
Model
2x NVENC 8
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
Model
NVDEC 5
Model
NVDEC 5
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
-
VC-1
VP8
VP9
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
Direct X
12
Direct 3D
12_3
Direct X
12
Direct 3D
12_3
OpenGL
4.6
OpenCL
3.0
Vulkan
1.3
OpenGL
4.6
OpenCL
3.0
Vulkan
1.3
Shader Model
6.6
CUDA
8.9
-
-
PureVideo HD
VP12
VDPAU
Feature Set L
Shader Model
6.6
CUDA
8.9
-
-
PureVideo HD
VP12
VDPAU
Feature Set L
-
-
-
2x Fans
-
-
-
2x Fans
Power Connectors
-
-
-
-
-
-
1x 16-Pin 12VHPWR
Power Connectors
-
-
-
-
-
-
1x 16-Pin 12VHPWR
Slots Required
3.0
PCIe Version
4.0
PCIe Lanes
16
Slots Required
3.0
PCIe Version
4.0
PCIe Lanes
16
-
-
-
-
-
-
-
-
Height
137 mm (5.39 in)
Width
304 mm (11.97 in)
Depth
61 mm (2.4 in)
Height
137 mm (5.39 in)
Width
304 mm (11.97 in)
Depth
61 mm (2.4 in)
Change Comparison