Radeon Pro Duo and Radeon RX 6600 XT - video card comparison
Passmark - benchmark score Radeon Pro Duo vs Radeon RX 6600 XT
Radeon Pro Duo
8409
Radeon RX 6600 XT
16985
Radeon Pro Duo
Radeon RX 6600 XT
Architecture
GCN 3.0 (2014−2017)
Navi / RDNA2 (2020−2022)
GPU code name
Capsaicin
Navi 23
Market segment
Workstation
Desktop
Release date
April 2016
July 2021
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 4.0 x8
Supplementary power connectors
3x 8-pin
1x 8-pin
Boost clock speed
1000 MHz
2589 MHz
Compute units
128
-
Core clock speed
-
1968 MHz
Floating-point performance
2x 8,192 gflops
-
Manufacturing process technology
28 nm
7 nm
Number of transistors
8,900 million
11,060 million
Pipelines / CUDA cores
4096
2048
Power consumption (TDP)
350 Watt
160 (TGP) Watt
Texture fill rate
256.0
331.4
Memory type
High Bandwidth Memory (HBM)
GDDR6
Maximum RAM amount
8 GB
8 GB
Memory bus width
4096 Bit
128 Bit
Memory clock speed
500 MHz
16000 MHz
Memory bandwidth
512 GB/s
256.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
1x HDMI, 2x DisplayPort
Eyefinity
1
-
Number of Eyefinity displays
6
-
HDMI
+
+
DisplayPort support
+
-
DirectX
DirectX® 12
12.0 Ultimate (12_2)
Mantle
+
-
OpenCL
2.0
2.1
OpenGL
4.5
4.6
Shader Model
6.0
6.5
Vulkan
+
1.2
AppAcceleration
+
-
CrossFire
1
-
Enduro
+
-
FreeSync
1
-
FRTC
1
-
HD3D
+
-
LiquidVR
1
-
PowerTune
+
-
TressFX
1
-
TrueAudio
+
-
UVD
+
-
VCE
+
-
ZeroCore
+
-