Radeon RX 6600 vs Radeon RX 590 GME

Radeon RX 6600
Radeon RX 590 GME
1792 Shaders
8GB GDDR6
2491MHz
2304 Shaders
8GB GDDR5
1380MHz
FP32
8.93 TFLOPS
FP32
6.36 TFLOPS
FP16
17.86 TFLOPS
FP16
6.36 TFLOPS
Form Factor
PCIe Card
2.0-Slots
Form Factor
PCIe Card
2.0-Slots
TDP
132W
TDP
175W
Power Connectors
-
1x 8-Pin
-
-
Power Connectors
-
1x 8-Pin
-
-
GB5 OpenCL 88,905
29%
GB5 OpenCL - N/A
0%
GB5 CUDA - N/A
0%
GB5 CUDA - N/A
0%
GB5 Metal - N/A
0%
GB5 Metal - N/A
0%
GB5 Vulkan 63,440
31%
GB5 Vulkan - N/A
0%
OCT 2020.1 - N/A
0%
OCT 2020.1 - N/A
0%
OCT Metal 180
31%
OCT Metal - N/A
0%
Manufacturer
AMD
Manufacturer
AMD
Chip Designer
AMD
Chip Designer
AMD
Architecture
RDNA 2
Architecture
GCN 4
Family
Radeon RX 6000
Family
Radeon RX 500
Codename
Dimgrey Cavefish
Navi 23
Variant
Navi 23 XL
Codename
Ellesmere
Polaris 20
Variant
Polaris 20 XTR
Market Segment
Desktop
Market Segment
Desktop
Release Date
8/11/2021
Release Date
3/9/2020
Foundry
TSMC
-
Foundry
GlobalFoundries
-
Fabrication Node
N7
-
Fabrication Node
14LPP
-
Die Size
237 mm²
-
Die Size
232 mm²
-
Transistor Count
11.1 Billion
-
Transistor Count
5.7 Billion
-
Transistor Density
46.67M/mm²
-
Transistor Density
24.57M/mm²
-
Form
PCIe Card
Form
PCIe Card
Shading Units
1792 Shaders
-
Shading Units
2304 Shaders
-
Texture Mapping Units
112 TMUs
Texture Mapping Units
144 TMUs
Render Output Units
64 ROPs
Render Output Units
32 ROPs
-
-
-
-
Ray-Tracing Cores
28 RT-Cores
-
-
-
-
-
-
Compute Units
28 CUs
Compute Units
36 CUs
-
-
-
-
Graphics Processing Clusters
1 GPC
-
-
-
-
1626MHz Base
2491MHz
-
-
1257MHz Base
1380MHz
-
-
-
-
-
-
-
-
-
-
FP16
17.86 TFLOPS
-
FP16
6.36 TFLOPS
-
-
-
-
-
-
-
FP32
8.93 TFLOPS
FP32
6.36 TFLOPS
-
-
-
-
FP64
0.56 TFLOPS
-
FP64
0.4 TFLOPS
-
-
-
-
-
-
-
-
-
-
-
Pixel Fillrate
159.424 GPixel/s
Pixel Fillrate
44.16 GPixel/s
-
-
-
-
Texture Fillrate
278.992 GTexel/s
Texture Fillrate
198.72 GTexel/s
L0
32KB/WGP
-
-
L1
-
-
-
128KB/Array
L1
-
-
16KB/CU
-
L2
2MB Shared
L2
2MB Shared
L3
32MB Shared
0.83TB/s
-
-
-
8GB
GDDR6
-
8GB
GDDR5
-
Bus Width
128Bit
Bus Width
256Bit
Clock
1750MHz
Transfer Rate
14GT/s
Bandwidth
224GB/s
Clock
2000MHz
Transfer Rate
8GT/s
Bandwidth
256GB/s
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TDP
132W
TDP
175W
Temp
110°C Max
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3x DisplayPort 1.4
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 2.1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3x DisplayPort 1.4
-
-
-
-
-
-
-
-
-
-
1x HDMI 2.0
-
-
-
Max Resolution
7680x4320
Max Resolution
5120x2880
Max Resolution Refresh Rate
120Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
-
FreeSync
-
Variable Refresh Rate
-
FreeSync
-
Display Stream Compression (DSC)
Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
4
Multi Monitor Support
3
Content Protection
HDCP 2.3
Content Protection
HDCP 2.2
Model
VCN 3.0
Model
VCE 3.0
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
Model
VCN 3.0
Model
UVD 6.3
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
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
Direct X
12
Direct 3D
12_2
Direct X
12
Direct 3D
12_0
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
OpenGL
4.6
OpenCL
2.1
Vulkan
1.3
Shader Model
6.5
-
-
GFX
10.3
-
-
-
-
Shader Model
6.7
-
-
GFX
8
-
-
-
-
-
-
-
1x Fan
-
-
-
2x Fans
Power Connectors
-
-
-
1x 8-Pin
-
-
-
Power Connectors
-
-
-
1x 8-Pin
-
-
-
Slots Required
2.0
PCIe Version
4.0
PCIe Lanes
8
Slots Required
2.0
PCIe Version
3.0
PCIe Lanes
16
Multi GPU Support
Supported
Type
Bridgeless
Multi GPU Support
Supported
Type
CrossFire XDMA
Height
110 mm (4.33 in)
Width
190 mm (7.48 in)
Depth
40 mm (1.57 in)
Height
110 mm (4.33 in)
Width
241 mm (9.49 in)
Depth
37 mm (1.46 in)
Change Results