GPU Comparison

AMD
RADEON

AMD Radeon HD 6850 X2

CORE STATE Barts
VRAM 2 GB
CLOCK SPEED
TDP 254 W
BUS WIDTH 256 bit
ARCHITECTURE TeraScale 2
nm
PROCESS 40 nm
LAUNCH DATE 2011
VS
AMD
RADEON

Radeon Pro 560X

CORE STATE Polaris 21
VRAM 4 GB
CLOCK SPEED
TDP 75 W
BUS WIDTH 128 bit
ARCHITECTURE GCN 4.0
nm
PROCESS 14 nm
LAUNCH DATE 2018

PERFORMANCE BENCHMARKS

geekbench_opencl
3,977
17,547
geekbench_metal
N/A
23,778
geekbench_vulkan
N/A
16,953

DETAILED SPECIFICATIONS

SPECIFICATION
HD 6850 X2
Pro 560X
Core Specs
Shading Units
960
1,024 +6.7%
Shaders
960
1,024 +6.7%
TMUs
48
64 +33.3%
ROPs
32
16 -50.0%
Compute Units
12
16 +33.3%
Clocks
GPU Clock
800 MHz
1004 MHz
Memory Clock
1050 MHz 4.2 Gbps effective
1470 MHz 5.9 Gbps effective
Memory
Memory Size
2 GB
4 GB
VRAM (MB)
2,048
4,096 +100.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
128 bit
Bandwidth
134.4 GB/s
94.08 GB/s
Cache
L1 Cache
8 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
1024 KB
Performance
Pixel Rate
25.60 GPixel/s
16.06 GPixel/s
Texture Rate
38.40 GTexel/s
64.26 GTexel/s
FP32 (TFLOPS)
1.536 TFLOPS
2.056 TFLOPS
FP64 (TFLOPS)
128.5 GFLOPS (1:16)
FP16 (TFLOPS)
2.056 TFLOPS (1:1)
Power
TDP
254 W
75 W
TDP (W)
254
75 -70.5%
Suggested PSU
600 W
Power Connectors
2x 8-pin
None
Architecture
Architecture
TeraScale 2
GCN 4.0
GPU Name
Barts
Polaris 21
Generation
Northern Islands (HD 6800)
Radeon Pro Mac (500X Series)
Process Size
40 nm
14 nm
Transistors
1,700 million
3,000 million
Die Size
255 mm²
123 mm²
Foundry
TSMC
GlobalFoundries
Density
6.7M / mm²
24.4M / mm²
API Support
DirectX
11.2 (11_0)
12 (12_0)
OpenGL
4.4
4.6
Vulkan
1.3
OpenCL
1.2
2.1
Shader Model
5.0
6.7
Physical
Slot Width
Dual-slot
IGP
Outputs
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
Portable Device Dependent
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
Evergreen
Successor
Southern Islands
View Radeon HD 6850 X2 Details View Radeon Pro 560X Details