Radeon HD 3870 Mac Edition and GeForce RTX 3070 SUPER - video card comparison
Radeon HD 3870 Mac Edition
GeForce RTX 3070 SUPER
Architecture
TeraScale (2005−2013)
Ampere (2020−2022)
GPU code name
RV670
GA104
Market segment
Desktop
Desktop
Release date
June 2008
-
Interface
PCIe 2.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 6-pin
1x 12-pin
Boost clock speed
-
1695 MHz
Core clock speed
777 MHz
-
Floating-point performance
497.3 gflops
-
Manufacturing process technology
55 nm
8 nm
Number of transistors
666 million
18,000 million
Pipelines / CUDA cores
320
6144
Power consumption (TDP)
106 Watt
250 Watt
Texture fill rate
12.43
325.4
Memory type
GDDR4
GDDR6
Maximum RAM amount
512 MB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
2252 MHz
16000 MHz
Memory bandwidth
72.06 GB/s
512.0 GB/s
Display Connectors
2x DVI, 1x S-Video
1x HDMI, 3x DisplayPort
HDMI
-
+
DirectX
10.1 (10_1)
12 Ultimate (12_2)
OpenCL
N/A
-
OpenGL
3.3
4.6
Shader Model
4.1
-
Vulkan
N/A
-