Intel Arc A770 vs AMD Radeon HD 6850
GPU · Specs Compare
Graphics Card
Release Date
Oct 2022
Oct 2010
Generation
Alchemist(Arc 7)
Northern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
2100 MHz
—
Boost Clock
2400 MHz
—
Memory Clock
2000 MHz
1000 MHz
Memory
Memory Size
16GB
1024MB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
512.0GB/s
128.0GB/s
Render Config
Shading Units
4096
960
TMUs
256
48
ROPs
128
32
Tensor Cores
512
—
RT Cores
32
—
L2 Cache
16 MB
512 KB
Compute Units
—
12
L1 Cache
—
8 KB (per CU)
Theoretical Performance
Pixel Rate
307.2 GPixel/s
24.80 GPixel/s
Texture Rate
614.4 GTexel/s
37.20 GTexel/s
FP16 (half)
39.32 TFLOPS
—
FP32 (float)
19.66 TFLOPS
1488 GFLOPS
FP64 (double)
2.458 TFLOPS
—
Graphics Processor
GPU Name
DG2-512
Barts
GPU Variant
ACM-G10
Barts PRO(215-0798006)
Architecture
Generation 12.7
TeraScale 2
Foundry
TSMC
TSMC
Process Size
6 nm
40 nm
Transistors
21.7 billion
1.7 billion
Die Size
406 mm²
255 mm²
Board Design
TDP
225W
127W
Suggested PSU
550 W
300 W
Outputs
1x HDMI 2.13x DisplayPort 2.0
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Power Connectors
1x 6-pin + 1x 8-pin
1x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
3.0
1.2
Vulkan
1.3
N/A
Shader Model
6.6
5.0
Benchmark
3DMark Time Spy
13,560
—
3DMark Time Spy Extreme
6,525
—
3DMark Speed Way
2,442
—
Shadow of the Tomb Raider 2160p
45
—
Shadow of the Tomb Raider 1440p
80
—
Shadow of the Tomb Raider 1080p
105
—
Blender
2,292
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.