GeForce GTX 1080 Ti and Radeon RX 640 - video card comparison
Passmark - benchmark score GeForce GTX 1080 Ti vs Radeon RX 640
GeForce GTX 1080 Ti
19117
Radeon RX 640
2020
GeForce GTX 1080 Ti
Radeon RX 640
Architecture
Pascal (2016−2021)
Polaris (2016−2019)
GPU code name
GP102
Polaris 12
Market segment
Desktop
Laptop
Release date
February 2017
August 2019
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Recommended system power (PSU)
600 Watt
-
Supplementary power connectors
1x 6-pin + 1x 8-pin
None
SLI options
+
-
Boost clock speed
1600 MHz
1218 MHz
Core clock speed
1481 MHz
1218 MHz
Floating-point performance
11,340 gflops
-
Manufacturing process technology
16 nm
14 nm
Number of transistors
11,800 million
2,200 million
Pipelines / CUDA cores
3584
640
Power consumption (TDP)
250 Watt
50 Watt
Maximum GPU temperature
91 °C
-
Texture fill rate
354.4
38.98
Memory type
GDDR5X
GDDR5
Maximum RAM amount
11 GB
4 GB
Memory bus width
352 Bit
64 Bit
Memory clock speed
11000 MHz
6000 MHz
Memory bandwidth
484.4 GB/s
112.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
1x DVI, 1x HDMI, 1x DisplayPort
Multi monitor support
+
-
HDMI
+
+
G-SYNC support
+
-
DirectX
12 (12_1)
12 (12_0)
CUDA
+
-
OpenCL
1.2
2.0
OpenGL
4.5
4.6
Shader Model
6.4
6.4
Vulkan
+
1.2.131
Ansel
+
-
FreeSync
-
+
GPU Boost
3.0
-