AMD Radeon HD 6990 vs NVIDIA Quadro RTX 6000 Passive
GPU · Specs Compare
Graphics Card
Release Date
Mar 2011
Aug 2018
Generation
Northern Islands
Quadro Turing
Type
Desktop
Professional
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1250 MHz
1625 MHz
Base Clock
—
1275 MHz
Boost Clock
—
1620 MHz
Memory
Memory Size
2GB
24GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
384bit
Bandwidth
160.0GB/s
624.0GB/s
Render Config
Compute Units
24
—
Shading Units
1536
4608
TMUs
96
288
ROPs
32
96
L1 Cache
8 KB (per CU)
64 KB (per SM)
L2 Cache
512 KB
6 MB
SM Count
—
72
Tensor Cores
—
576
RT Cores
—
72
Theoretical Performance
Pixel Rate
26.56 GPixel/s
155.5 GPixel/s
Texture Rate
79.68 GTexel/s
466.6 GTexel/s
FP32 (float)
2.550 TFLOPS
14.93 TFLOPS
FP64 (double)
637.4 GFLOPS
466.6 GFLOPS
FP16 (half)
—
29.86 TFLOPS
Graphics Processor
GPU Name
Antilles
TU102
GPU Variant
Antilles XT(215-0807027)
TU102-875-A1
Architecture
TeraScale 3
Turing
Foundry
TSMC
TSMC
Process Size
40 nm
12 nm
Transistors
2.64 billion
18.6 billion
Die Size
389 mm²
754 mm²
Board Design
TDP
375W
260W
Suggested PSU
750 W
600 W
Outputs
1x DVI4x mini-DisplayPort 1.2
No outputs
Power Connectors
2x 8-pin
1x 6-pin + 1x 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
6.8
CUDA
—
7.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.