AMD Radeon HD 6990M vs NVIDIA GeForce GTX 1080
GPU Specs Compare
Graphics Card
Release Date
Jul 2011
May 2016
Generation
Vancouver
GeForce 10
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 3.0 x16
Clock Speeds
Memory Clock
900 MHz
1251 MHz
Base Clock
-
1607 MHz
Boost Clock
-
1733 MHz
Memory
Memory Size
2GB
8GB
Memory Type
GDDR5
GDDR5X
Memory Bus
256bit
256bit
Bandwidth
115.2GB/s
320.3GB/s
Render Config
Compute Units
14
-
Shading Units
1120
2560
TMUs
56
160
ROPs
32
64
L1 Cache
8 KB (per CU)
48 KB (per SM)
L2 Cache
512 KB
2 MB
SM Count
-
20
Theoretical Performance
Pixel Rate
22.88 GPixel/s
110.9 GPixel/s
Texture Rate
40.04 GTexel/s
277.3 GTexel/s
FP32 (float)
1.602 TFLOPS
8.873 TFLOPS
FP16 (half)
-
138.6 GFLOPS
FP64 (double)
-
277.3 GFLOPS
Graphics Processor
GPU Name
Blackcomb
GP104
GPU Variant
Blackcomb XTX(216-0811030)
GP104-400-A1
Architecture
TeraScale 2
Pascal
Foundry
TSMC
TSMC
Process Size
40 nm
16 nm
Transistors
1.7 billion
7.2 billion
Die Size
212 mm²
314 mm²
Board Design
TDP
100W
180W
Outputs
No outputs
1x DVI1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
None
1x 8-pin
Suggested PSU
-
450 W
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
CUDA
-
6.1
📊 Benchmark
3DMark Time Spy
-
7,565
3DMark Time Spy Extreme
-
3,446
Battlefield 5 1080p
-
128
Shadow of the Tomb Raider 2160p
-
32
Shadow of the Tomb Raider 1440p
-
62
Shadow of the Tomb Raider 1080p
-
99
Battlefield 5 2160p
-
52
Battlefield 5 1440p
-
97
GTA 5 2160p
-
56
GTA 5 1440p
-
74
GTA 5 1080p
-
154