GPU Comparison
RADEON
ATI Radeon HD 4890
CORE STATE
RV790
VRAM
1024 MB
CLOCK SPEED
—
TDP
190 W
BUS WIDTH
256 bit
ARCHITECTURE
TeraScale
PROCESS
55 nm
LAUNCH DATE
2009
VS
GEFORCE
GeForce GTX 1660 Ti
CORE STATE
TU116
VRAM
6 GB
CLOCK SPEED
1770 MHz
TDP
120 W
BUS WIDTH
192 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2019
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
ATI Radeon HD 4890
GTX 1660 Ti
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
—
1500 MHz
Boost Clock
—
1770 MHz
GPU Clock
850 MHz
—
Memory Clock
975 MHz
3.9 Gbps effective
1500 MHz
12 Gbps effective
Memory
Memory Size
1024 MB
6 GB
VRAM (MB)
1,024
6,144
+500.0%
Memory Type
GDDR5
GDDR6
Memory Bus
256 bit
192 bit
Bandwidth
124.8 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
13.60 GPixel/s
84.96 GPixel/s
Texture Rate
34.00 GTexel/s
169.9 GTexel/s
FP32 (TFLOPS)
1,360.0 GFLOPS
5.437 TFLOPS
FP64 (TFLOPS)
272.0 GFLOPS (1:5)
169.9 GFLOPS (1:32)
FP16 (TFLOPS)
—
10.87 TFLOPS (2:1)
Power
TDP
190 W
120 W
TDP (W)
190
120
-36.8%
Suggested PSU
450 W
300 W
Power Connectors
2x 6-pin
1x 8-pin
Architecture
Architecture
TeraScale
Turing
GPU Name
RV790
TU116
Generation
Radeon R700
(HD 4800)
GeForce 16
Process Size
55 nm
12 nm
Transistors
959 million
6,600 million
Die Size
282 mm²
284 mm²
Foundry
TSMC
TSMC
Density
3.4M / 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
Dual-slot
Length
241 mm
9.5 inches
229 mm
9 inches
Height
111 mm
4.4 inches
111 mm
4.4 inches
Outputs
2x DVI1x S-Video
1x DVI1x HDMI 2.01x DisplayPort 1.4a
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Other
Launch Price
249 USD
279 USD
Production
End-of-life
End-of-life
Predecessor
Radeon R600
GeForce 10
Successor
Evergreen
GeForce 20