GPU Comparison
RADEON
AMD Radeon HD 6850 X2
CORE STATE
Barts
VRAM
2 GB
CLOCK SPEED
—
TDP
254 W
BUS WIDTH
256 bit
ARCHITECTURE
TeraScale 2
PROCESS
40 nm
LAUNCH DATE
2011
VS
GEFORCE
TITAN V CEO Edition
CORE STATE
GV100
VRAM
32 GB
CLOCK SPEED
1455 MHz
TDP
250 W
BUS WIDTH
4096 bit
ARCHITECTURE
Volta
PROCESS
12 nm
LAUNCH DATE
2018
PERFORMANCE BENCHMARKS
geekbench_opencl
passmark_g2d
passmark_g3d
DETAILED SPECIFICATIONS
SPECIFICATION
HD 6850 X2
TITAN V CEO Edition
Core Specs
Shading Units
960
5,120
+433.3%
Shaders
960
5,120
+433.3%
TMUs
48
320
+566.7%
ROPs
32
128
+300.0%
Compute Units
12
—
SM Count
—
80
Clocks
Base Clock
—
1200 MHz
Boost Clock
—
1455 MHz
GPU Clock
800 MHz
—
Memory Clock
1050 MHz
4.2 Gbps effective
848 MHz
1696 Mbps effective
Memory
Memory Size
2 GB
32 GB
VRAM (MB)
2,048
32,768
+1500.0%
Memory Type
GDDR5
HBM2
Memory Bus
256 bit
4096 bit
Bandwidth
134.4 GB/s
868.4 GB/s
Cache
L1 Cache
8 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
6 MB
Performance
Pixel Rate
25.60 GPixel/s
186.2 GPixel/s
Texture Rate
38.40 GTexel/s
465.6 GTexel/s
FP32 (TFLOPS)
1.536 TFLOPS
14.90 TFLOPS
FP64 (TFLOPS)
—
7.450 TFLOPS (1:2)
FP16 (TFLOPS)
—
29.80 TFLOPS (2:1)
AI/RT
Tensor Cores
—
640
Power
TDP
254 W
250 W
TDP (W)
254
250
-1.6%
Suggested PSU
600 W
600 W
Power Connectors
2x 8-pin
1x 6-pin + 1x 8-pin
Architecture
Architecture
TeraScale 2
Volta
GPU Name
Barts
GV100
Generation
Northern Islands
(HD 6800)
GeForce 10
Process Size
40 nm
12 nm
Transistors
1,700 million
21,100 million
Die Size
255 mm²
815 mm²
Foundry
TSMC
TSMC
Density
6.7M / mm²
25.9M / 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
—
7.0
Shader Model
5.0
6.8
Physical
Slot Width
Dual-slot
Dual-slot
Length
—
267 mm
10.5 inches
Height
—
112 mm
4.4 inches
Outputs
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
1x HDMI 2.03x DisplayPort 1.4a
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Evergreen
GeForce 900
Successor
Southern Islands
GeForce 20