GPU Comparison
RADEON
ATI Radeon HD 4850 X2
CORE STATE
R700
VRAM
512 MB
CLOCK SPEED
—
TDP
250 W
BUS WIDTH
256 bit
ARCHITECTURE
TeraScale
PROCESS
55 nm
LAUNCH DATE
2008
VS
GEFORCE
GeForce GTX 1660 Ti Mobile
CORE STATE
TU116
VRAM
6 GB
CLOCK SPEED
1590 MHz
TDP
—
BUS WIDTH
192 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2019
DETAILED SPECIFICATIONS
SPECIFICATION
ATI Radeon HD 4850 X2
GTX 1660 Ti Mobile
Core Specs
Shading Units
800
1,536
+92.0%
Shaders
800
1,536
+92.0%
TMUs
40
96
+140.0%
ROPs
16
48
+200.0%
Compute Units
10
—
SM Count
—
24
Clocks
Base Clock
—
1455 MHz
Boost Clock
—
1590 MHz
GPU Clock
625 MHz
—
Memory Clock
995 MHz
1990 Mbps effective
1500 MHz
12 Gbps effective
Memory
Memory Size
512 MB
6 GB
VRAM (MB)
512
6,144
+1100.0%
Memory Type
GDDR3
GDDR6
Memory Bus
256 bit
192 bit
Bandwidth
63.68 GB/s
288.0 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
256 KB
1536 KB
Performance
Pixel Rate
10.00 GPixel/s
76.32 GPixel/s
Texture Rate
25.00 GTexel/s
152.6 GTexel/s
FP32 (TFLOPS)
1,000.0 GFLOPS
4.884 TFLOPS
FP64 (TFLOPS)
200.0 GFLOPS (1:5)
152.6 GFLOPS (1:32)
FP16 (TFLOPS)
—
9.769 TFLOPS (2:1)
Power
TDP
250 W
—
TDP (W)
250
—
Suggested PSU
600 W
—
Power Connectors
1x 6-pin + 1x 8-pin
None
Architecture
Architecture
TeraScale
Turing
GPU Name
R700
TU116
Generation
Radeon R700
(HD 4800)
GeForce 16 Mobile
Process Size
55 nm
12 nm
Transistors
956 million
6,600 million
Die Size
256 mm²
284 mm²
Foundry
TSMC
TSMC
Density
3.7M / mm²
23.2M / mm²
API Support
DirectX
10.1 (10_1)
12 (12_1)
OpenGL
3.3
4.6
Vulkan
—
1.4
OpenCL
1.1
3.0
CUDA
—
7.5
Shader Model
4.1
6.8
Physical
Slot Width
Dual-slot
MXM Module
Length
267 mm
10.5 inches
—
Outputs
4x DVI1x S-Video
Portable Device Dependent
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Other
Launch Price
420 USD
—
Production
End-of-life
End-of-life
Predecessor
Radeon R600
GeForce 10 Mobile
Successor
Evergreen
GeForce 20 Mobile