Radeon HD 6670 and Radeon RX 6700 - video card comparison
Passmark - benchmark score Radeon HD 6670 vs Radeon RX 6700
Radeon HD 6670
752
Radeon RX 6700
19536
Radeon HD 6670
Radeon RX 6700
Architecture
TeraScale 2 (2009−2015)
RDNA 2.0 (2020−2022)
GPU code name
Turks
Navi 22
Market segment
Desktop
Desktop
Release date
April 2011
June 2021
Bus support
PCIe 2.0 x16
-
Interface
PCIe 2.0 x16
PCIe 4.0 x16
Supplementary power connectors
None
1x 8-pin
Boost clock speed
800 MHz
2450 MHz
Floating-point performance
768.0 gflops
-
Manufacturing process technology
40 nm
7 nm
Number of transistors
716 million
17,200 million
Pipelines / CUDA cores
480
2304
Power consumption (TDP)
66 Watt
175 Watt
Texture fill rate
19.20
352.8
Memory type
GDDR5
GDDR6
Maximum RAM amount
1 GB
10 GB
Memory bus width
128 Bit
160 Bit
Memory clock speed
1050 MHz
16 GB/s
Memory bandwidth
64 GB/s
320.0 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
1x HDMI 2.1, 2x DisplayPort 1.4a, 1x USB Type-C
Eyefinity
1
-
HDMI
+
+
DisplayPort support
-
-
DirectX
DirectX® 11
12 Ultimate (12_2)
Mantle
-
-
OpenCL
1.2
2.1
OpenGL
4.4
4.6
Shader Model
5.0
6.5
Vulkan
-
1.3
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-