Radeon HD 7850 and T400 4 GB - video card comparison
Passmark - benchmark score Radeon HD 7850 vs T400 4 GB
Radeon HD 7850
3976
T400 4 GB
3831
Radeon HD 7850
T400 4 GB
Architecture
GCN 1.0 (2012−2020)
Turing (2018−2021)
GPU code name
Pitcairn
TU117
Market segment
Desktop
Desktop
Release date
March 2012
May 2021
Bus support
PCIe 2.1 x16
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin
None
Boost clock speed
1000 MHz
1425 MHz
Floating-point performance
1,761 gflops
-
Manufacturing process technology
28 nm
12 nm
Number of transistors
2,800 million
4,700 million
Pipelines / CUDA cores
1024
384
Power consumption (TDP)
130 Watt
30 Watt
Texture fill rate
55.04
34.20
Memory type
GDDR5
GDDR6
Maximum RAM amount
2 GB
4 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
1200 MHz
10 GB/s
Memory bandwidth
153.6 GB/s
80 GB/s
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
3x mini-DisplayPort
Eyefinity
1
-
HDMI
+
-
DisplayPort support
-
-
DirectX
12
12 (12_1)
CUDA
-
7.5
Mantle
-
-
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
5.1
6.6
Vulkan
+
1.2
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-