NVIDIA GeForce RTX 4090 vs NVIDIA GeForce GTX 1660 Ti

NVIDIA GeForce RTX 4090 $1,599
NVIDIA GeForce GTX 1660 Ti $279
16384 Shaders
24GB GDDR6X
2520MHz
1536 Shaders
6GB GDDR6
1770MHz
Peak AI Performance
2.64 POPS
INT4 Tensor Sparse
Peak AI Performance
10.88 TFLOPS
FP16
FP32
82.58 TFLOPS
FP32
5.44 TFLOPS
FP16
82.58 TFLOPS
FP16
10.88 TFLOPS
Form Factor
PCIe Card
3.0-Slots
Form Factor
PCIe Card
-
TDP
450W
TDP
120W
Power Connectors
-
-
-
1x 16-Pin 12VHPWR
Power Connectors
-
1x 8-Pin
-
-
GB6 Metal N/A
0%
GB6 Metal N/A
0%
GB5 OpenCL 305,430
100%
GB5 OpenCL 60,890
20%
GB5 CUDA 354,850
100%
GB5 CUDA 65,665
19%
GB5 Metal N/A
0%
GB5 Metal N/A
0%
GB5 Vulkan 205,470
100%
GB5 Vulkan 52,680
26%
OCT 2020.1 N/A
0%
OCT 2020.1 130
17%
OCT Metal N/A
0%
OCT Metal N/A
0%
Manufacturer
NVIDIA
Manufacturer
NVIDIA
Chip Designer
NVIDIA
Chip Designer
NVIDIA
Architecture
Ada Lovelace
Architecture
Turing
Family
GeForce 40
Family
GeForce 16
Codename
NV182
AD102
Variant
AD102-300-A1
Codename
NV168
TU116
Variant
TU116-400-A1
Market Segment
Desktop
Market Segment
Desktop
Release Date
10/12/2022
Release Date
2/21/2019
Foundry
TSMC
-
Foundry
TSMC
-
Fabrication Node
4N
-
Fabrication Node
12FFN
-
Die Size
608 mm²
-
Die Size
284 mm²
-
Transistor Count
76.3 Billion
-
Transistor Count
6.6 Billion
-
Transistor Density
125.41M/mm²
-
Transistor Density
23.24M/mm²
-
Form
PCIe Card
Form
PCIe Card
Shading Units
16384 Shaders
-
Shading Units
1536 Shaders
-
Texture Mapping Units
512 TMUs
Texture Mapping Units
96 TMUs
Render Output Units
176 ROPs
Render Output Units
48 ROPs
Tensor Cores
512 T-Cores
-
-
Ray-Tracing Cores
128 RT-Cores
-
-
Streaming Multiprocessors
128 SMs
Streaming Multiprocessors
24 SMs
-
-
-
-
-
-
-
-
Graphics Processing Clusters
11 GPCs
Graphics Processing Clusters
3 GPCs
-
-
2230MHz Base
2520MHz
-
-
1500MHz Base
1770MHz
Peak AI Performance
2.64 POPS
INT4 Tensor Sparse
Peak AI Performance
10.88 TFLOPS
FP16
-
-
-
-
-
-
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
-
-
-
-
-
-
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
10.88 TFLOPS
-
-
-
-
FP32
82.58 TFLOPS
-
-
FP32
5.44 TFLOPS
-
-
FP64
1.29 TFLOPS
-
FP64
170 GFLOPS
-
BF16
82.58 TFLOPS
165.15 TFLOPS Tensor
330.3 TFLOPS Tensor Sparse
-
-
-
-
TF32
82.58 TFLOPS Tensor
165.15 TFLOPS Tensor Sparse
-
-
-
INT4
1.32 POPS Tensor
2.64 POPS Tensor Sparse
-
-
-
INT8
-
660.6 TOPS Tensor
1.32 POPS Tensor Sparse
-
-
-
-
INT32
41.29 TOPS
INT32
5.44 TOPS
Ray Tracing
190.9 TOPS
-
-
Pixel Fillrate
443.52 GPixel/s
Pixel Fillrate
84.96 GPixel/s
-
-
-
-
Texture Fillrate
1290.24 GTexel/s
Texture Fillrate
169.92 GTexel/s
-
-
-
-
L1
64KB/SM Tex
128KB/SM
-
-
L1
32KB/SM Tex
64KB/SM
-
-
L2
72MB Shared
L2
1.5MB Shared
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-
-
-
-
-
24GB
GDDR6X
-
6GB
GDDR6
-
Bus Width
384Bit
Bus Width
192Bit
Clock
1313MHz
Transfer Rate
21GT/s
Bandwidth
1008GB/s
Clock
1500MHz
Transfer Rate
12GT/s
Bandwidth
288GB/s
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-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TDP
450W
TDP
120W
Temp
90°C Max
Temp
95°C Max
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3x DisplayPort 1.4
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 2.1
-
-
-
-
-
-
-
-
-
-
-
-
1x DVI-D Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
-
1x DisplayPort 1.4
-
-
-
-
-
-
-
-
-
-
1x HDMI 2.0
-
-
-
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
3
Content Protection
HDCP 2.3
Content Protection
HDCP 2.2
Model
2x NVENC 8
Model
NVENC 7
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
Model
NVDEC 5
Model
NVDEC 4
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)
-
-
-
-
Direct X
12
Direct 3D
12_3
Direct X
12
Direct 3D
12_1
OpenGL
4.6
OpenCL
3.0
Vulkan
1.3
OpenGL
4.6
OpenCL
3.0
Vulkan
1.2
Shader Model
6.6
CUDA
8.9
-
-
PureVideo HD
VP12
VDPAU
Feature Set L
Shader Model
6.6
CUDA
7.5
-
-
PureVideo HD
VP10
VDPAU
Feature Set J
-
-
-
2x Fans
Not a Card
-
-
1x Fan
Power Connectors
-
-
-
-
-
-
1x 16-Pin 12VHPWR
Power Connectors
-
-
-
1x 8-Pin
-
-
-
Slots Required
3.0
PCIe Version
4.0
PCIe Lanes
16
-
-
PCIe Version
3.0
PCIe Lanes
16
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-
-
-
-
-
-
-
Height
137 mm (5.39 in)
Width
304 mm (11.97 in)
Depth
61 mm (2.4 in)
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Change Comparison