Radeon HD 7870 XT and Radeon 680M - video card comparison
Passmark - benchmark score Radeon HD 7870 XT vs Radeon 680M
Radeon HD 7870 XT
4603
Radeon 680M
6351
Radeon HD 7870 XT
Radeon 680M
Architecture
GCN 1.0 (2012−2020)
RDNA 2 (2020−2022)
GPU code name
Tahiti
RDNA 2 Rembrandt
Market segment
Desktop
Laptop
Release date
November 2012
January 2022
Interface
PCIe 3.0 x16
PCIe 4.0 x8
Supplementary power connectors
2x 6-pin
None
Boost clock speed
975 MHz
2400 MHz
Core clock speed
925 MHz
-
Floating-point performance
2,995 gflops
-
Manufacturing process technology
28 nm
6 nm
Number of transistors
4,313 million
13,100 million
Pipelines / CUDA cores
1536
768
Power consumption (TDP)
185 Watt
45 Watt
Texture fill rate
93.60
115.2
Memory type
GDDR5
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
6000 MHz
System Shared
Memory bandwidth
192.0 GB/s
-
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
HDMI
+
-
DirectX
12 (11_1)
12 (12_1)
OpenCL
1.2
2.0
OpenGL
4.6
4.6
Shader Model
5.1
6.5
Vulkan
1.2.131
1.2