AMD Radeon HD 6990 vs Intel Arc A350
GPU · Specs Compare
Graphics Card
Release Date
Mar 2011
Jan 2022
Generation
Northern Islands
Alchemist(Arc 3)
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 4.0 x8
Clock Speeds
Memory Clock
1250 MHz
1937 MHz
Base Clock
—
2000 MHz
Boost Clock
—
2000 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
64bit
Bandwidth
160.0GB/s
124.0GB/s
Render Config
Compute Units
24
—
Shading Units
1536
768
TMUs
96
48
ROPs
32
24
L1 Cache
8 KB (per CU)
—
L2 Cache
512 KB
4 MB
Tensor Cores
—
96
RT Cores
—
6
Theoretical Performance
Pixel Rate
26.56 GPixel/s
48.00 GPixel/s
Texture Rate
79.68 GTexel/s
96.00 GTexel/s
FP32 (float)
2.550 TFLOPS
3.072 TFLOPS
FP64 (double)
637.4 GFLOPS
768.0 GFLOPS
FP16 (half)
—
6.144 TFLOPS
Graphics Processor
GPU Name
Antilles
DG2-128
GPU Variant
Antilles XT(215-0807027)
ACM-G11
Architecture
TeraScale 3
Generation 12.7
Foundry
TSMC
TSMC
Process Size
40 nm
6 nm
Transistors
2.64 billion
7.2 billion
Die Size
389 mm²
157 mm²
Board Design
TDP
375W
25W
Suggested PSU
750 W
200 W
Outputs
1x DVI4x mini-DisplayPort 1.2
No outputs
Power Connectors
2x 8-pin
—
Graphics Features
DirectX
11.2 (11_0)
12 Ultimate (12_2)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.3
Shader Model
5.0
6.6
▲ Specs Compare
Data sourced from official specifications and benchmark tests.