AMD Radeon HD 6990 vs NVIDIA T600 Max-Q
GPU · Specs Compare
Graphics Card
Release Date
Mar 2011
Apr 2021
Generation
Northern Islands
Quadro Turing-M
Type
Desktop
Mobile
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1250 MHz
1250 MHz
Base Clock
—
930 MHz
Boost Clock
—
1395 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
128bit
Bandwidth
160.0GB/s
160.0GB/s
Render Config
Compute Units
24
—
Shading Units
1536
896
TMUs
96
56
ROPs
32
32
L1 Cache
8 KB (per CU)
64 KB (per SM)
L2 Cache
512 KB
1024 KB
SM Count
—
14
Theoretical Performance
Pixel Rate
26.56 GPixel/s
44.64 GPixel/s
Texture Rate
79.68 GTexel/s
78.12 GTexel/s
FP32 (float)
2.550 TFLOPS
2.500 TFLOPS
FP64 (double)
637.4 GFLOPS
78.12 GFLOPS
FP16 (half)
—
5.000 TFLOPS
Graphics Processor
GPU Name
Antilles
TU117
GPU Variant
Antilles XT(215-0807027)
—
Architecture
TeraScale 3
Turing
Foundry
TSMC
TSMC
Process Size
40 nm
12 nm
Transistors
2.64 billion
4.7 billion
Die Size
389 mm²
200 mm²
Board Design
TDP
375W
40W
Suggested PSU
750 W
—
Outputs
1x DVI4x mini-DisplayPort 1.2
Portable Device Dependent
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
6.7
CUDA
—
7.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.