Radeon R7 250 and Arc A770 - video card comparison
Passmark - benchmark score Radeon R7 250 vs Arc A770
Radeon R7 250
1100
Arc A770
10284
Radeon R7 250
Arc A770
Architecture
GCN (2011−2017)
Alchemist
GPU code name
Oland XT
DG2-512
Market segment
Desktop
Desktop
Release date
October 2013
October 2022
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x8
PCIe 4.0 x16
Supplementary power connectors
N/A
1x 6-pin + 1x 8-pin
Boost clock speed
1050 MHz
2400 MHz
Core clock speed
-
2100 MHz
Floating-point performance
716.8 gflops
-
Manufacturing process technology
28 nm
6 nm
Number of transistors
950 million
21,700 million
Pipelines / CUDA cores
384
4096
Power consumption (TDP)
75 Watt
225 Watt
Texture fill rate
25.20
614.4
Memory type
DDR3, GDDR5
GDDR6
Maximum RAM amount
2 GB
16 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
1150 MHz
16000 MHz
Memory bandwidth
72 GB/s
512.0 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 1x VGA
1x HDMI 2.1, 3x DisplayPort 2.0
HDMI
+
+
DisplayPort support
-
-
DirectX
DirectX® 12
12 Ultimate (12_2)
Mantle
-
-
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
5.1
6.6
Vulkan
-
1.3
AppAcceleration
+
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-