AMD Radeon HD 6990 vs NVIDIA GeForce GTX 1080 Ti 12 GB
GPU Specs Compare
Graphics Card
Release Date
Mar 2011
Unknown
Generation
Northern Islands
GeForce 10
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1250 MHz
1376 MHz
Base Clock
-
1557 MHz
Boost Clock
-
1670 MHz
Memory
Memory Size
2GB
12GB
Memory Type
GDDR5
GDDR5X
Memory Bus
256bit
384bit
Bandwidth
160.0GB/s
528.4GB/s
Render Config
Compute Units
24
-
Shading Units
1536
3200
TMUs
96
200
ROPs
32
80
L1 Cache
8 KB (per CU)
48 KB (per SM)
L2 Cache
512 KB
0 MB
SM Count
-
25
Theoretical Performance
Pixel Rate
26.56 GPixel/s
133.6 GPixel/s
Texture Rate
79.68 GTexel/s
334.0 GTexel/s
FP32 (float)
2.550 TFLOPS
10.69 TFLOPS
FP64 (double)
637.4 GFLOPS
334.0 GFLOPS
FP16 (half)
-
167.0 GFLOPS
Graphics Processor
GPU Name
Antilles
GP102
GPU Variant
Antilles XT(215-0807027)
-
Architecture
TeraScale 3
Pascal
Foundry
TSMC
TSMC
Process Size
40 nm
16 nm
Transistors
2.64 billion
11.8 billion
Die Size
389 mm²
471 mm²
Board Design
TDP
375W
250W
Suggested PSU
750 W
600 W
Outputs
1x DVI4x mini-DisplayPort 1.2
1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
2x 8-pin
1x 6-pin + 1x 8-pin
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
6.7
CUDA
-
6.1