GPU Comparison
RADEON
AMD Radeon HD 6770
CORE STATE
Juniper
VRAM
1024 MB
CLOCK SPEED
—
TDP
108 W
BUS WIDTH
128 bit
ARCHITECTURE
TeraScale 2
PROCESS
40 nm
LAUNCH DATE
2011
VS
GEFORCE
Quadro P400
CORE STATE
GP107
VRAM
2 GB
CLOCK SPEED
1252 MHz
TDP
30 W
BUS WIDTH
64 bit
ARCHITECTURE
Pascal
PROCESS
14 nm
LAUNCH DATE
2017
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 6770
Quadro P400
Core Specs
Shading Units
800
256
-68.0%
Shaders
800
256
-68.0%
TMUs
40
16
-60.0%
ROPs
16
16
0.0%
Compute Units
10
—
SM Count
—
2
Clocks
Base Clock
—
1228 MHz
Boost Clock
—
1252 MHz
GPU Clock
850 MHz
—
Memory Clock
1200 MHz
4.8 Gbps effective
1002 MHz
4 Gbps effective
Memory
Memory Size
1024 MB
2 GB
VRAM (MB)
1,024
2,048
+100.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
64 bit
Bandwidth
76.80 GB/s
32.06 GB/s
Cache
L1 Cache
8 KB (per CU)
48 KB (per SM)
L2 Cache
256 KB
512 KB
Performance
Pixel Rate
13.60 GPixel/s
20.03 GPixel/s
Texture Rate
34.00 GTexel/s
20.03 GTexel/s
FP32 (TFLOPS)
1,360.0 GFLOPS
641.0 GFLOPS
FP64 (TFLOPS)
—
20.03 GFLOPS (1:32)
FP16 (TFLOPS)
—
10.02 GFLOPS (1:64)
Power
TDP
108 W
30 W
TDP (W)
108
30
-72.2%
Suggested PSU
300 W
200 W
Power Connectors
1x 6-pin
None
Architecture
Architecture
TeraScale 2
Pascal
GPU Name
Juniper
GP107
Generation
Northern Islands
(HD 6700)
Quadro Pascal
(Px000)
Process Size
40 nm
14 nm
Transistors
1,040 million
3,300 million
Die Size
166 mm²
132 mm²
Foundry
TSMC
Samsung
Density
6.3M / mm²
25.0M / mm²
API Support
DirectX
11.2 (11_0)
12 (12_1)
OpenGL
4.4
4.6
Vulkan
—
1.4
OpenCL
1.2
3.0
CUDA
—
6.1
Shader Model
5.0
6.8
Physical
Slot Width
Dual-slot
Single-slot
Length
198 mm
7.8 inches
150 mm
5.9 inches
Height
—
69 mm
2.7 inches
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
3x mini-DisplayPort 1.4a
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Other
Launch Price
129 USD
—
Production
End-of-life
End-of-life
Predecessor
Evergreen
Quadro Maxwell
Successor
Southern Islands
Quadro Volta