Radeon R9 280 and RTX A4500 - video card comparison
Passmark - benchmark score Radeon R9 280 vs RTX A4500
Radeon R9 280
5725
RTX A4500
22435
Radeon R9 280
RTX A4500
Architecture
GCN 1.0 (2012−2020)
Ampere (2020−2022)
GPU code name
Tahiti
GA102
Market segment
Desktop
Workstation
Release date
March 2014
November 2021
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
1 x 6-pin + 1 x 8-pin
1x 8-pin
Boost clock speed
933 MHz
1650 MHz
Floating-point performance
3,344 gflops
-
Manufacturing process technology
28 nm
8 nm
Number of transistors
4,313 million
28,300 million
Pipelines / CUDA cores
1792
7168
Power consumption (TDP)
200 Watt
200 Watt
Texture fill rate
104.5
369.6
Memory type
GDDR5
GDDR6
Maximum RAM amount
3 GB
20 GB
Memory bus width
384 Bit
320 Bit
Memory clock speed
1250 MHz
16 GB/s
Memory bandwidth
240 GB/s
640.0 GB/s
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
4x DisplayPort 1.4a
Eyefinity
1
-
HDMI
+
-
DisplayPort support
-
-
DirectX
DirectX® 12
12 Ultimate (12_2)
CUDA
-
8.6
Mantle
-
-
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
5.1
6.7
Vulkan
+
1.3
AppAcceleration
-
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
LiquidVR
1
-
PowerTune
-
-
TressFX
1
-
TrueAudio
+
-
UVD
+
-
ZeroCore
-
-