AMD Radeon HD 6990 vs Intel Xe DG1
GPU · Specs Compare
Graphics Card
Release Date
Mar 2011
Unknown
Generation
Northern Islands
Xe Graphics
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 4.0 x8
Clock Speeds
Memory Clock
1250 MHz
2133 MHz
Base Clock
—
900 MHz
Boost Clock
—
1550 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
LPDDR4X
Memory Bus
256bit
128bit
Bandwidth
160.0GB/s
68.26GB/s
Render Config
Compute Units
24
—
Shading Units
1536
640
TMUs
96
40
ROPs
32
20
L1 Cache
8 KB (per CU)
—
L2 Cache
512 KB
1024 KB
L3 Cache
—
16 MB
Theoretical Performance
Pixel Rate
26.56 GPixel/s
31.00 GPixel/s
Texture Rate
79.68 GTexel/s
62.00 GTexel/s
FP32 (float)
2.550 TFLOPS
1.984 TFLOPS
FP64 (double)
637.4 GFLOPS
496.0 GFLOPS
FP16 (half)
—
3.968 TFLOPS
Graphics Processor
GPU Name
Antilles
DG1
GPU Variant
Antilles XT(215-0807027)
—
Architecture
TeraScale 3
Generation 12.1
Foundry
TSMC
Intel
Process Size
40 nm
10 nm
Transistors
2.64 billion
Unknown
Die Size
389 mm²
95 mm²
Board Design
TDP
375W
30W
Suggested PSU
750 W
200 W
Outputs
1x DVI4x mini-DisplayPort 1.2
1x HDMI3x DisplayPort
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
11.2 (11_0)
12 (12_1)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.3
Shader Model
5.0
6.4
▲ Specs Compare
Data sourced from official specifications and benchmark tests.