AMD Radeon RX 6600 XT vs NVIDIA GeForce GTX 1660 Super
AMD Radeon RX 6600 XT
$379
NVIDIA GeForce GTX 1660 Super
$229
|
2048 Shaders
8GB GDDR6
2589MHz
|
1408 Shaders
6GB GDDR6
1785MHz
|
|
Peak AI Performance
21.21 TFLOPS
FP16
|
Peak AI Performance
10.05 TFLOPS
FP16
|
|
FP32
10.61 TFLOPS
|
FP32
5.03 TFLOPS
|
|
FP16
21.21 TFLOPS
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FP16
10.05 TFLOPS
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Form Factor
PCIe Card
2.0-Slots
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Form Factor
PCIe Card
-
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TDP
160W
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TDP
125W
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Power Connectors
-
1x 8-Pin
-
-
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Power Connectors
-
1x 8-Pin
-
-
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GB6 Metal N/A
0%
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GB5 OpenCL 92,405
30%
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GB5 OpenCL 60,815
20%
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GB5 CUDA N/A
0%
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GB5 CUDA 65,080
18%
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GB5 Metal N/A
0%
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GB5 Metal N/A
0%
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GB5 Vulkan 65,940
32%
|
GB5 Vulkan 55,900
27%
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OCT 2020.1 N/A
0%
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OCT 2020.1 130
17%
|
|
OCT Metal 215
36%
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OCT Metal N/A
0%
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Peak AI
Performance
21.21 TFLOPS
FP16
|
Peak AI
Performance
10.05 TFLOPS
FP16
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-
-
-
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-
-
-
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-
-
-
-
-
-
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-
-
-
-
-
-
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FP16
21.21 TFLOPS
-
-
-
-
|
FP16
10.05 TFLOPS
-
-
-
-
|
|
FP32
10.61 TFLOPS
-
-
|
FP32
5.03 TFLOPS
-
-
|
|
FP64
660 GFLOPS
-
|
FP64
160 GFLOPS
-
|
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-
-
-
-
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-
-
-
-
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-
-
-
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-
-
-
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-
-
-
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-
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-
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-
-
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-
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-
-
-
-
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-
-
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INT32
5.03 TOPS
|
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-
-
|
-
-
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Pixel
Fillrate
165.696 GPixel/s
|
Pixel
Fillrate
85.68 GPixel/s
|
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-
-
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-
-
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Texture
Fillrate
331.392 GTexel/s
|
Texture
Fillrate
157.08 GTexel/s
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Manufacturer
AMD
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Manufacturer
NVIDIA
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|
Chip Designer
AMD
|
Chip Designer
NVIDIA
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Architecture
RDNA 2
|
Architecture
Turing
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Family
Radeon RX 6000
|
Family
GeForce 16
|
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Codename
Dimgrey Cavefish
Navi 23
Variant
Navi 23 XT
|
Codename
NV168
TU116
Variant
TU116-300-A1
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Market Segment
Desktop
|
Market Segment
Desktop
|
|
Release Date
8/11/2021
|
Release Date
10/29/2019
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Foundry
TSMC
-
|
Foundry
TSMC
-
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Fabrication Node
N7
-
|
Fabrication Node
12FFN
-
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Die Size
237 mm²
-
|
Die Size
284 mm²
-
|
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Transistor Count
11.1 Billion
-
|
Transistor Count
6.6 Billion
-
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Transistor Density
46.67M/mm²
-
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Transistor Density
23.24M/mm²
-
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Form
PCIe Card
|
Form
PCIe Card
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Shading Units
2048 Shaders
-
|
Shading Units
1408 Shaders
-
|
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Texture Mapping Units
128 TMUs
|
Texture Mapping Units
88 TMUs
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Render Output Units
64 ROPs
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Render Output Units
48 ROPs
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-
-
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-
-
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Ray-Tracing Cores
32 RT-Cores
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-
-
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-
-
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Streaming Multiprocessors
22 SMs
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Compute Units
32 CUs
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-
-
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-
-
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-
-
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Graphics Processing Clusters
1 GPC
|
Graphics Processing Clusters
3 GPCs
|
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-
-
1968MHz Base
2589MHz
|
-
-
1530MHz Base
1785MHz
|
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L0
32KB/WGP
|
-
-
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L1
-
-
-
128KB/Array
|
L1
32KB/SM Tex
64KB/SM
-
-
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L2
2MB Shared
|
L2
1.5MB Shared
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L3
32MB Shared
0.83TB/s
|
-
-
-
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8GB
GDDR6
-
|
6GB
GDDR6
-
|
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Bus Width
128Bit
|
Bus Width
192Bit
|
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Clock
2000MHz
Transfer Rate
16GT/s
Bandwidth
256GB/s
|
Clock
1750MHz
Transfer Rate
14GT/s
Bandwidth
336GB/s
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-
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TDP
160W
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TDP
125W
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Temp
110°C Max
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Temp
95°C Max
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-
-
-
-
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-
-
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3x DisplayPort 1.4
-
-
-
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-
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1x HDMI 2.1
-
-
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-
-
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-
-
-
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1x DVI-D Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
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1x DisplayPort 1.4
-
-
-
-
-
-
-
-
-
-
1x HDMI 2.0
-
-
-
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Max Resolution
7680x4320
|
Max Resolution
7680x4320
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Max Resolution Refresh Rate
120Hz
|
Max Resolution Refresh Rate
60Hz
|
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Variable Refresh Rate
-
FreeSync
-
|
Variable Refresh Rate
G-Sync
FreeSync
-
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Display Stream Compression (DSC)
Supported
|
Display Stream Compression (DSC)
Supported
|
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Multi Monitor Support
4
|
Multi Monitor Support
3
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Content Protection
HDCP 2.3
|
Content Protection
HDCP 2.2
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Model
VCN 3.0
|
Model
NVENC 7
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Codec
-
-
-
-
-
-
-
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AVC (H.264)
HEVC (H.265)
-
-
-
-
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Codec
-
-
-
-
-
-
-
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AVC (H.264)
HEVC (H.265)
-
-
-
-
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Model
VCN 3.0
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Model
NVDEC 4
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Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
-
VP9
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
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Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
VP8
VP9
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
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Direct X
12
Direct 3D
12_2
|
Direct X
12
Direct 3D
12_1
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OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
|
OpenGL
4.6
OpenCL
3.0
Vulkan
1.2
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Shader Model
6.5
-
-
GFX
10.3
-
-
-
-
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Shader Model
6.6
CUDA
7.5
-
-
PureVideo HD
VP10
VDPAU
Feature Set J
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-
-
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1x Fan
|
Not a Card
-
-
1x Fan
|
|
Power Connectors
-
-
-
1x 8-Pin
-
-
-
|
Power Connectors
-
-
-
1x 8-Pin
-
-
-
|
|
Slots Required
2.0
PCIe Version
4.0
PCIe Lanes
8
|
-
-
PCIe Version
3.0
PCIe Lanes
16
|
|
Multi GPU Support
Supported
Type
Bridgeless
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-
-
-
-
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Height
110 mm (4.33 in)
Width
190 mm (7.48 in)
Depth
40 mm (1.57 in)
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