Arc A770 vs Radeon R9 280X
We compared two Desktop platform GPUs: 16GB VRAM Arc A770 and 3GB VRAM Radeon R9 280X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Arc A770 's Advantages
Released 9 years late
Boost Clock has increased by 140% (2400MHz vs 1000MHz)
More VRAM (16GB vs 3GB)
Larger VRAM bandwidth (512.0GB/s vs 288.0GB/s)
2048 additional rendering cores
Lower TDP (225W vs 250W)
Score
Benchmark
FP32 (float)
Arc A770
+379%
19660
Radeon R9 280X
4096
3DMark Time Spy
Arc A770
+477%
13560
Radeon R9 280X
2348
Graphics Card
Oct 2022
Release Date
Oct 2013
Alchemist(Arc 7)
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
2100 MHz
Base Clock
850 MHz
2400 MHz
Boost Clock
1000 MHz
2000 MHz
Memory Clock
1500 MHz
Memory
16GB
Memory Size
3GB
GDDR6
Memory Type
GDDR5
256bit
Memory Bus
384bit
512.0GB/s
Bandwidth
288.0GB/s
Render Config
-
Compute Units
32
4096
Shading Units
2048
256
TMUs
128
128
ROPs
32
512
Tensor Cores
-
32
RT Cores
-
-
L1 Cache
16 KB (per CU)
16 MB
L2 Cache
768 KB
Theoretical Performance
307.2 GPixel/s
Pixel Rate
32.00 GPixel/s
614.4 GTexel/s
Texture Rate
128.0 GTexel/s
39.32 TFLOPS
FP16 (half)
-
19.66 TFLOPS
FP32 (float)
4.096 TFLOPS
2.458 TFLOPS
FP64 (double)
1024 GFLOPS
Board Design
225W
TDP
250W
550 W
Suggested PSU
600 W
1x HDMI 2.13x DisplayPort 2.0
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
DG2-512
GPU Name
Tahiti
ACM-G10
GPU Variant
Tahiti XTL
(215-0821065)
Generation 12.7
Architecture
GCN 1.0
TSMC
Foundry
TSMC
6 nm
Process Size
28 nm
21.7 billion
Transistors
4.313 billion
406 mm²
Die Size
352 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.3
Vulkan
1.2
6.6
Shader Model
5.1
