Home GPU Comparison Intel Arc A770 vs AMD Radeon HD 8770 OEM

Intel Arc A770 vs AMD Radeon HD 8770 OEM

We compared two Desktop platform GPUs: 16GB VRAM Arc A770 and 1024MB VRAM Radeon HD 8770 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A770 's Advantages
Released 9 years and 1 months late
Boost Clock2400MHz
More VRAM (16GB vs 1024GB)
Larger VRAM bandwidth (512.0GB/s vs 96.00GB/s)
3200 additional rendering cores
AMD Radeon HD 8770 OEM 's Advantages
Lower TDP (85W vs 225W)

Score

Benchmark

FP32 (float)
Arc A770 +944%
19.66 TFLOPS
Radeon HD 8770 OEM
1.882 TFLOPS
VS

Graphics Card

Oct 2022
Release Date
Sep 2013
Alchemist(Arc 7)
Generation
Sea Islands
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

2100 MHz
Base Clock
-
2400 MHz
Boost Clock
-
2000 MHz
Memory Clock
1500 MHz

Memory

16GB
Memory Size
1024MB
GDDR6
Memory Type
GDDR5
256bit
Memory Bus
128bit
512.0GB/s
Bandwidth
96.00GB/s

Render Config

-
Compute Units
14
-
-
-
4096
Shading Units
896
256
TMUs
56
128
ROPs
16
512
Tensor Cores
-
32
RT Cores
-
-
L1 Cache
16 KB (per CU)
16 MB
L2 Cache
256 KB
-
-
-

Theoretical Performance

307.2 GPixel/s
Pixel Rate
16.80 GPixel/s
614.4 GTexel/s
Texture Rate
58.80 GTexel/s
39.32 TFLOPS
FP16 (half)
-
19.66 TFLOPS
FP32 (float)
1.882 TFLOPS
2.458 TFLOPS
FP64 (double)
117.6 GFLOPS

Board Design

225W
TDP
85W
550 W
Suggested PSU
250 W
1x HDMI 2.13x DisplayPort 2.0
Outputs
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin

Graphics Processor

DG2-512
GPU Name
Bonaire
ACM-G10
GPU Variant
Bonaire XT (215-0839039)
Generation 12.7
Architecture
GCN 2.0
TSMC
Foundry
TSMC
6 nm
Process Size
28 nm
21.7 billion
Transistors
2.08 billion
406 mm²
Die Size
160 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.0
1.3
Vulkan
1.2
-
-
-
6.6
Shader Model
6.3

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