Radeon HD 7850 and Radeon 780M - video card comparison
Passmark - benchmark score Radeon HD 7850 vs Radeon 780M
Radeon HD 7850
3976
Radeon 780M
7300
Radeon HD 7850
Radeon 780M
Architecture
GCN 1.0 (2012−2020)
RDNA 3
GPU code name
Pitcairn
Phoenix
Market segment
Desktop
Laptop
Release date
March 2012
January 2023
Bus support
PCIe 2.1 x16
-
Interface
PCIe 3.0 x16
PCIe 4.0 x8
Supplementary power connectors
1x 6-pin
None
Boost clock speed
1000 MHz
3000 MHz
Core clock speed
-
1500 MHz
Floating-point performance
1,761 gflops
-
Manufacturing process technology
28 nm
4 nm
Number of transistors
2,800 million
25,390 million
Pipelines / CUDA cores
1024
768
Power consumption (TDP)
130 Watt
54 Watt (35 - 54 Watt TGP)
Texture fill rate
55.04
139.2
Memory type
GDDR5
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
1200 MHz
System Shared
Memory bandwidth
153.6 GB/s
-
Shared memory
-
+
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
Portable Device Dependent
Eyefinity
1
-
HDMI
+
-
DisplayPort support
-
-
DirectX
12
12 Ultimate (12_2)
Mantle
-
-
OpenCL
1.2
2.1
OpenGL
4.6
4.6
Shader Model
5.1
6.7
Vulkan
+
1.3
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-