GeForce GTX 670 and Radeon RX 6800 XT - video card comparison
Passmark - benchmark score GeForce GTX 670 vs Radeon RX 6800 XT
GeForce GTX 670
5491
Radeon RX 6800 XT
25788
GeForce GTX 670
Radeon RX 6800 XT
Architecture
Kepler (2012−2018)
Navi / RDNA2 (2020−2022)
GPU code name
GK104
Navi 21
Market segment
Desktop
Desktop
Release date
May 2012
November 2020
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
Two 6-pin
2x 8-pin
SLI options
+
-
Boost clock speed
980 MHz
2250 MHz
Core clock speed
915 MHz
1825 MHz
CUDA cores
1344
-
Floating-point performance
2,459.5 gflops
-
Manufacturing process technology
28 nm
7 nm
Number of transistors
3,540 million
26,800 million
Pipelines / CUDA cores
1344
4608
Power consumption (TDP)
170 Watt
300 Watt
Maximum GPU temperature
97 °C
-
Texture fill rate
102.5 billion/sec
648.0
Memory type
GDDR5
GDDR6
Maximum RAM amount
2 GB
16 GB
Memory bus width
256-bit GDDR5
256 Bit
Memory clock speed
6.0 GB/s
16000 MHz
Memory bandwidth
192.2 GB/s
512.0 GB/s
Shared memory
-
-
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
1x HDMI, 2x DisplayPort, 1x USB Type-C
Multi monitor support
4 displays
-
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 Ultimate (12_2)
CUDA
+
-
OpenCL
1.2
2.0
OpenGL
4.2
4.6
Shader Model
5.1
6.5
Vulkan
1.1.126
1.2
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision
+
-